Package: gcu-bin

"gcu-bin" package binaries on Debian:

/usr/bin/gchem3d-0.14 /usr/bin/gchem3d /usr/bin/gchemcalc-0.14 /usr/bin/gchemcalc /usr/bin/gchemtable-0.14 /usr/bin/gchemtable /usr/bin/gspectrum-0.14 /usr/bin/gspectrum

You may install this package on Debian with apt-get install gcu-bin