CAS: 63450-66-8 Molecular Formula: C32 H34 N2 O4 S Molecular Weight (g/mol): 542.69 IUPAC Name: 4-[2-[(1E,3E,5E)-6-(N-acetylanilino)hexa-1,3,5-trienyl]-1,1-dimethyl-benzo[e]indol-3-ium-3-yl]butane-1-sulfonate SMILES: CC(=O)N(\C=C\C=C\C=C\C1=[N+](CCCCS(=O)(=O)[O-])c2ccc3ccccc3c2C1(C)C)c4ccccc4