4-(o-Chlorobenzoyl)-6-oxo-2-phenyl-1,3-thiazine 6H-1,3-Thiazin-6-one, 4-hydroxy-2-phenyl-, o-chlorobenzoate 73672-81-8 BRN 5104168 Benzoic acid, o-chloro-, 6-oxo-2-phenyl-6H-1,3-thiazin-4-yl ester