/usr/ is in postgresql-9.5-python3-multicorn 1.3.2-1.
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/usr/lib/
/usr/lib/postgresql/
/usr/lib/postgresql/9.5/
/usr/lib/postgresql/9.5/lib/
/usr/lib/postgresql/9.5/lib/multicorn.so
/usr/share/
/usr/share/postgresql/
/usr/share/postgresql/9.5/
/usr/share/postgresql/9.5/extension/
/usr/share/postgresql/9.5/extension/multicorn--1.3.2.sql
/usr/share/postgresql/9.5/extension/multicorn.control
/usr/share/doc/
/usr/share/doc/postgresql-doc-9.5/
/usr/share/doc/postgresql-doc-9.5/extension/
/usr/share/doc/postgresql-doc-9.5/extension/multicorn.md
/usr/share/doc/postgresql-9.5-python3-multicorn/
/usr/share/doc/postgresql-9.5-python3-multicorn/copyright
/usr/share/doc/postgresql-9.5-python3-multicorn/changelog.Debian.gz
/usr/share/doc/postgresql-9.5-python3-multicorn/README.md