1-(4-Aminobenzylidene)indene 4-(1H-Inden-1-ylidenemethyl)benzenamine 487-61-6 Benzenamine, 4-(1H-inden-1-ylidenemethyl)- (9CI) NSC 83092 alpha-Inden-1-ylidene-p-toluidine p-Toluidine, alpha-inden-1-ylidene-