ethyl 2-propan-2-ylidenehexanoate

5-butyl-6-chloro-2-methylpyrimidin-4-amine

methyl 2-methylidenehexanoate

5-丁基-5-丙-2-烯基-1,3-二嗪农-2,4,6-三酮

己酸烯丙酯