(NE)-N-(4-methylpent-3-en-2-ylidene)hydroxylamine

1,1,3-三甲基茚

3,5,5-三甲基-3-环己烯-1-酮

1-(2,4,6,6-tetramethylcyclohexa-1,3-dien-1-yl)ethanone

丙酮