2,2,3,3-四甲基环丙烷羧酸乙酯

2,2,6,6-tetramethyloxane

2,6-dimethyl-hepta-1,3-diene

[(1R,2S,5R)-5-methyl-2-propan-2-ylcyclohexyl] (2S)-5-oxopyrrolidine-2-carboxylate

copper,carbanide