2-methoxy-3-prop-2-enylnaphthalene-1,4-dione

1,3-diphenyl-3-trimethylsilyloxybutan-1-one

4-phenyl-4-trimethylsiloxy-1-pentene

1,3-二甲基脲嘧啶

1,3-dimethyl-5-prop-2-enylpyrimidine-2,4-dione