2-acetyl-3-hydroxycyclohex-2-en-1-one

3-phenylselanylcyclohex-2-en-1-one

1-(3-hydroxypropyl)-3-phenylselenonylcyclohex-2-en-1-ol

1-butyl-3-phenylselenonylcyclohex-2-en-1-ol

2-乙酰基-1,3-环己二酮