ethyl 2-[(4,5-dimethoxy-2-nitrophenyl)methylidene]-5-(3,4-dimethoxyphenyl)-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate

1-methyl-3-pent-3-enylbenzene

4-methylhex-5-en-2-ol

N-[(E)-but-2-enyl]aniline

N-(1-methylallyl)aniline