6H-Pyrido(4,3-b)carbazolium, 9-hydroxy-1,2,5-trimethyl-, acetate 6H-Pyrido(4,3-b)carbazolium, 9-hydroxy-1,2,5-trimethyl-, acetate (salt) 81531-67-1 9-Hydroxy-1,2,5-trimethyl-6H-pyrido(4,3-b)carbazolium acetate 9-Hydroxy-2-methylolivacinium EINECS 279-781-7 NSC 336000