3-Hydroxy-7-methyl-2-phenylthiazolo(3,2-a)pyrimidin-4-ium hydroxide, inner-salt 3-Hydroxy-7-methyl-2-phenylthiazolo(3,2-a)pyrimidin-4-ium inner salt 86660-12-0 BRN 4699416 Thiazolo(3,2-a)pyrimidin-4-ium, 3-hydroxy-7-methyl-2-phenyl-, hydroxide, inner salt