1,1-dichloropenta-1,3-diene

6,7-dibromo-2-methylquinoline-5,8-dione

3-methyl-5-phenylpent-4-ynal

N,N,N',N'-tetramethylethene-1,2-diamine

2,5,6-三甲基环己-2-烯-1-酮