libgcu-dbg software package provides GNOME chemistry utils (debugging symbols), you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libgcu-dbg
libgcu-dbg is installed in your system.
Make ensure the libgcu-dbg package were installed using the commands given below,
$ sudo dpkg-query -l | grep libgcu-dbg *
You will get with libgcu-dbg package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Debug packages |
| Package | libgcu-dbg |
| Version | 0.14.9-1 |
| Description | GNOME chemistry utils (debugging symbols) |
| Sub Section | Debug |