PIGMENT RED 8;C.I. 12335;Pigment Permanent Red F4R;n-(4-chlorophenyl)-3-hydroxy-4-[(2-methyl-5-nitrophenyl)azo]-2-naphthalenecarboxamide;N-(4-chlorophenyl)-3-hydroxy-4-[(2-methyl-5-nitrophenyl)azo]naphthalene-2-carboxamide;Fast Red F4R;Pigment Red F 4 R;2-Naphthalenecarboxamide, N-(4-chlorophenyl)-3-hydroxy-4-(2-methyl-5-nitrophenyl)azo-