N,9-bis(morpholin-4-ylmethyl)purin-6-amine

1-羟基甲基苯并咪唑

1,2-双(吡咯烷)-乙烷

2-methylidene-1-phenylbutan-1-one

(5-ethyl-1,3-dioxan-5-yl)(phenyl)methanone