9-Ethylcarbazole-3-carbaldehyde diphenylhydrazone73276-70-7100 % similar 9-Ethyl-3-carbazolecarboxaldehyde7570-45-859 % similar 9-Ethylcarbazole86-28-250 % similar 3-Amino-9-ethylcarbazole132-32-149 % similar 4-(Diethylamino)benzaldehyde 2,2-diphenylhydrazone68189-23-148 % similar 9-Ethyl-3-nitro-9H-carbazole86-20-443 % similar 8,18-Dichloro-5,15-diethyl-5,15-dihydrodiindolo[3,2-B:3′,2′-M]triphenodioxazine6358-30-140 % similar 1-Ethyl-2-methyl-1H-indole40876-94-635 % similar 1-Ethyl-2-phenyl-1H-indole13228-39-233 % similar 1-Ethyl-2-methyl-1H-benzimidazole5805-76-532 % similar