91989-66-1

N'-[(9-ethyl-9H-carbazol-3-yl)methylene]-3-hydroxy-2-naphthohydrazide N-[(E)-(9-ethylcarbazol-3-yl)methylideneamino]-3-hydroxynaphthalene-2-carboxamide N'-[(E)-(9-ethyl-9H-carbazol-3-yl)methylidene]-3-hydroxynaphthalene-2-carbohydrazide 2-Naphthalenecarboxylic acid, 3-hydroxy-, 2-[(9-ethyl-9H-carbazol-3-yl)methylene]hydrazide