. . . . . . . "4-(2-(4-carbamoylphenyl)hydrazono)-N-(2-ethoxyphenyl)-3-oxo-3,4-dihydronaphthalene-2-carboxamide" . . . "Naphthol Red" . . . "Naphthol Red" . "C.I. 12475; C.I. Pigment Red 170" . . .