Xanthylium, 9-[4-(4-carboxybutoxy)phenyl]-3,6-bis(ethylamino)-2,7-dimethyl-, inner salt (ACI)
Xanthylium, 9-[4-(4-carboxybutoxy)phenyl]-3,6-bis(ethylamino)-2,7-dimethyl-, inner salt (ACI)(Xanthylium, 9-[4-(4-carboxybutoxy)phenyl]-3,6-bis(ethylamino)-2,7-dimethyl-, inner salt (ACI))