Initial conditions for a range of conditions from the GSFC 2D model are available courtesy of Charles Jackman. You can download the archive here. Download the archive to the same directory as contains the AutoChemV8 directory, i.e. if you are in the AutoChemV8 directory type cd ..
Unarchive the file by using
gzip -d GSFC.tar.gz; tar -xvf GSFC.tar