1729-61-9 4-(9-Fluorenylidenmethyl)benzamidin 9-(p-Amidinobenzylidene)fluorene Benzenecarboximidamide, 4-(9H-fluoren-9-ylidenemethyl)- Mer 27 Paranylene Paranyline Renyltolina Renyltoline Renyltolinum alpha-(Fluoren-9-yliden)-4-toluamidin alpha-Fluoren-9-ylidene-p-toluamidine p-Toluamidine, alpha-fluoren-9-ylidene-