Search notes:
Office Open XML - SpreadsheetML: Fill some values into cells
[Content_Types].xml
<?xml version="1.0" encoding="utf-8"?>
<Types xmlns="http://schemas.openxmlformats.org/package/2006/content-types">
<Default Extension="rels" ContentType="application/vnd.openxmlformats-package.relationships+xml" />
<Default Extension="xml" ContentType="application/xml" />
<Override PartName="/xl/theme/theme1.xml" ContentType="application/vnd.openxmlformats-officedocument.theme+xml" />
<Override PartName="/xl/styles.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.styles+xml" />
<Override PartName="/xl/workbook.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet.main+xml" />
<Override PartName="/docProps/app.xml" ContentType="application/vnd.openxmlformats-officedocument.extended-properties+xml" />
<Override PartName="/xl/worksheets/sheet1.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml" />
<Override PartName="/xl/sharedStrings.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.sharedStrings+xml"/>
<Override PartName="/docProps/core.xml" ContentType="application/vnd.openxmlformats-package.core-properties+xml" />
</Types>
_rels/.rels
<?xml version="1.0" encoding="utf-8"?>
<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
<Relationship Id="rId3" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties" Target="docProps/app.xml" />
<Relationship Id="rId2" Type="http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties" Target="docProps/core.xml" />
<Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument" Target="xl/workbook.xml" />
</Relationships>
docProps/core.xml
<?xml version="1.0" encoding="utf-8"?>
<cp:coreProperties xmlns:cp="http://schemas.openxmlformats.org/package/2006/metadata/core-properties" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:dcmitype="http://purl.org/dc/dcmitype/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
</cp:coreProperties>
docProps/app.xml
<?xml version="1.0" encoding="utf-8"?>
<Properties xmlns="http://schemas.openxmlformats.org/officeDocument/2006/extended-properties" xmlns:vt="http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes">
</Properties>
xl/sharedStrings.xml
<?xml version="1.0" encoding="utf-8"?>
<sst xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main" count="6" uniqueCount="6">
<si><t>Foo</t></si>
<si><t>Bar</t></si>
<si><t>Baz</t></si>
<si><t>One</t></si>
<si><t>Two</t></si>
<si><t>Three</t></si>
</sst>
xl/_rels/workbook.xml.rels
<?xml version="1.0" encoding="utf-8"?>
<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
<Relationship Id="rel_sheet_1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/worksheet" Target="worksheets/sheet1.xml" />
<Relationship Id="rel_shared_string" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings" Target="sharedStrings.xml" />
</Relationships>
xl/workbook.xml
<?xml version="1.0" encoding="utf-8"?>
<workbook xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships">
<bookViews>
<workbookView/>
</bookViews>
<sheets>
<sheet name="Name of sheet" sheetId="1" r:id="rel_sheet_1" />
</sheets>
</workbook>
xl/worksheets/sheet1.xml
<?xml version="1.0" encoding="utf-8"?>
<worksheet xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships">
<dimension ref="A1:C3" />
<sheetViews>
<sheetView tabSelected="1" workbookViewId="0">
<selection activeCell="A2" sqref="A2" />
</sheetView>
</sheetViews>
<sheetFormatPr baseColWidth="10" defaultRowHeight="15" />
<sheetData>
<row r="1" spans="1:3"><c r="A1" t="s"><v>0</v></c><c r="B1" t="s"><v>1</v></c><c r="C1" t="s"><v>2</v></c></row>
<row r="2" spans="1:3"><c r="A2" t="s"><v>3</v></c><c r="B2" t="s"><v>4</v></c><c r="C2" t="s"><v>5</v></c></row>
<row r="3" spans="1:3"><c r="A3" ><v>1</v></c><c r="B3" ><v>2</v></c><c r="C3" ><v>3</v></c></row>
</sheetData>
<pageMargins left="0.7" right="0.7" top="0.78740157499999996" bottom="0.78740157499999996" header="0.3" footer="0.3" />
</worksheet>