The name/synonym for ligand CBS (curated from ChEBI, PubChem, and PDB databases):

1N-ACETYL-BETA-D-GLUCOSAMINYL-(1->4)-N-ACETYL-BETA-D-GLUCOSAMINE
2N,N'-DIACETYLCHITOBIOSE
3BETA-D-GLCPNAC-(1->4)-BETA-D-GLCPNAC
4BETA-D-GLCNAC-(1->4)-BETA-D-GLCNAC
5BETAGLCNAC(1->4)BETAGLCNAC
62-(ACETYLAMINO)-4-O-[2-(ACETYLAMINO)-2-DEOXY-BETA-D-GLUCOPYRANOSYL]-2-DEOXY-BETA-D-GLUCOPYRANOSE
7DI(N-ACETYL-D-GLUCOSAMINE)