ethyl 3-(2-chloroethyl)-3-methylpent-4-enoate

4-(乙氧基甲基)苯酚

N,N’-bis-cyclohexylacetamidine

2-甲基-5-(吡啶-4-基)-1,3,4-噁二唑

ethyl 4-methylhept-4-enoate