Pigment red 258;3-hydroxy-4-[[2-methoxy-5-[(phenylmethyl)sulfonyl]phenyl]azo]-N-phenyl-2-Naphthalenecarboxamide;(4Z)-4-[(5-benzylsulfonyl-2-methoxyphenyl)hydrazinylidene]-3-oxo-N-phenylnaphthalene-2-carboxamide;2-Naphthalenecarboxamide, 3-hydroxy-4-[2-[2-methoxy-5-[(phenylmethyl)sulfonyl]phenyl]diazenyl]-N-phenyl-