Synonyms:

calcium 4-[(5-chloro-4-methyl-2-sulphonatophenyl)azo]-3-hydroxy-2-naphthoate;C.I. 15865:2;PR48:2 CA RED 2B YS;PR48:2 RED 2B BS;PR48:2 YS PERMANENT RED 2B;Fast Red F5R;Pigment Red RC;CALCIUM 4-[(5-CHLORO-4-METHYL-2-SULFONATOPHENYL)AZO]-3-HYDROXY-2-NAPHTHOATE

Canonical SMILES: CC1=CC(=C(C=C1Cl)NN=C2C3=CC=CC=C3C=C(C2=O)C(=O)[O-])S(=O)(=O)[O-].[Ca+2]