16465-97-7 4-Acetoxy-6-oxo-2-phenyl-1,3-thiazine 6H-1,3-Thiazin-6-one, 4-hydroxy-2-phenyl-, acetate Acetic acid, 6-oxo-2-phenyl-6H-1,3-thiazin-4-yl ester BRN 0989039