/usr/include/sc/chemistry/qc/scf/ is in libsc-dev 2.3.1-18build1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/sc/chemistry/qc/scf/LIBS.h
/usr/include/sc/chemistry/qc/scf/clhf.h
/usr/include/sc/chemistry/qc/scf/clhftmpl.h
/usr/include/sc/chemistry/qc/scf/clscf.h
/usr/include/sc/chemistry/qc/scf/effh.h
/usr/include/sc/chemistry/qc/scf/gbuild.h
/usr/include/sc/chemistry/qc/scf/hsoshf.h
/usr/include/sc/chemistry/qc/scf/hsoshftmpl.h
/usr/include/sc/chemistry/qc/scf/hsosscf.h
/usr/include/sc/chemistry/qc/scf/lbgbuild.h
/usr/include/sc/chemistry/qc/scf/lgbuild.h
/usr/include/sc/chemistry/qc/scf/linkage.h
/usr/include/sc/chemistry/qc/scf/ltbgrad.h
/usr/include/sc/chemistry/qc/scf/osshf.h
/usr/include/sc/chemistry/qc/scf/osshftmpl.h
/usr/include/sc/chemistry/qc/scf/ossscf.h
/usr/include/sc/chemistry/qc/scf/scf.h
/usr/include/sc/chemistry/qc/scf/scflocal.h
/usr/include/sc/chemistry/qc/scf/scfops.h
/usr/include/sc/chemistry/qc/scf/tbgrad.h
/usr/include/sc/chemistry/qc/scf/tchf.h
/usr/include/sc/chemistry/qc/scf/tchftmpl.h
/usr/include/sc/chemistry/qc/scf/tcscf.h
/usr/include/sc/chemistry/qc/scf/uhf.h
/usr/include/sc/chemistry/qc/scf/uhftmpl.h
/usr/include/sc/chemistry/qc/scf/uscf.h