methyl 4,5-dihydro-1,2-oxazole-3-carboxylate

乙基6-氧代-7-辛烯酸酯

2-chloroethylselanylbenzene

2-ethyl-6-propan-2-ylphenol

1-甲基-4-[1-(4-甲基苯基)乙基]苯