9-ethyl-1,2,3,4-tetrahydrocarbazole

9-(1-(1H-benzo[d][1,2,3]triazol-1-yl)ethyl)-9H-carbazole

10-乙基吩噻嗪

N-ethylphenothiazine sulfoxide

N(10)-ethylphenothiazine-S,S-dioxide