/usr/ is in libavogadro-dev 1.1.1-0ubuntu2.
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..
/usr/lib/
/usr/lib/pkgconfig/
/usr/lib/pkgconfig/avogadro.pc
/usr/lib/avogadro/
/usr/lib/avogadro/AvogadroTargets.cmake
/usr/lib/avogadro/AvogadroConfig.cmake
/usr/lib/avogadro/1_1/
/usr/lib/avogadro/1_1/cmake/
/usr/lib/avogadro/1_1/cmake/FindEigen2.cmake
/usr/lib/avogadro/1_1/cmake/FindEigen3.cmake
/usr/lib/avogadro/1_1/cmake/FindGLEW.cmake
/usr/lib/avogadro/1_1/AvogadroUse.cmake
/usr/lib/avogadro/AvogadroConfigVersion.cmake
/usr/lib/avogadro/AvogadroTargets-none.cmake
/usr/include/
/usr/include/avogadro/
/usr/include/avogadro/dockwidget.h
/usr/include/avogadro/animation.h
/usr/include/avogadro/protein.h
/usr/include/avogadro/cube.h
/usr/include/avogadro/plotobject.h
/usr/include/avogadro/painter.h
/usr/include/avogadro/pluginmanager.h
/usr/include/avogadro/moleculefile.h
/usr/include/avogadro/toolgroup.h
/usr/include/avogadro/periodictableview.h
/usr/include/avogadro/color.h
/usr/include/avogadro/meshgenerator.h
/usr/include/avogadro/pythonscript.h
/usr/include/avogadro/fragment.h
/usr/include/avogadro/dockextension.h
/usr/include/avogadro/pythoninterpreter.h
/usr/include/avogadro/plotpoint.h
/usr/include/avogadro/idlist.h
/usr/include/avogadro/plotwidget.h
/usr/include/avogadro/atom.h
/usr/include/avogadro/elementtranslator.h
/usr/include/avogadro/colorbutton.h
/usr/include/avogadro/primitive.h
/usr/include/avogadro/camera.h
/usr/include/avogadro/extension.h
/usr/include/avogadro/plugin.h
/usr/include/avogadro/tool.h
/usr/include/avogadro/residue.h
/usr/include/avogadro/primitivelist.h
/usr/include/avogadro/pythonerror.h
/usr/include/avogadro/color3f.h
/usr/include/avogadro/glhit.h
/usr/include/avogadro/neighborlist.h
/usr/include/avogadro/glwidget.h
/usr/include/avogadro/molecule.h
/usr/include/avogadro/obeigenconv.h
/usr/include/avogadro/textmatrixeditor.h
/usr/include/avogadro/engine.h
/usr/include/avogadro/plotaxis.h
/usr/include/avogadro/zmatrix.h
/usr/include/avogadro/bond.h
/usr/include/avogadro/mesh.h
/usr/include/avogadro/undosequence.h
/usr/include/avogadro/global.h
/usr/include/avogadro/navigate.h
/usr/include/avogadro/painterdevice.h
/usr/share/
/usr/share/qt4/
/usr/share/qt4/mkspecs/
/usr/share/qt4/mkspecs/avogadro.prf
/usr/share/doc/
/usr/share/doc/libavogadro-dev/
/usr/share/doc/libavogadro-dev/copyright
/usr/lib/libavogadro_OpenQube.so
/usr/lib/libavogadro.so
/usr/share/doc/libavogadro-dev/changelog.Debian.gz