2-氯丁酰氯

ethyl 3-butanoyl-1H-indole-2-carboxylate

安丝菌素P-3

5-(1-hydroxybutylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione

[2-(3,5-dimethylhex-3-en-2-yloxy)-2-methylpropyl] butanoate