[2-(4-bromophenyl)-2-oxoethyl]-(3-butoxy-2-hydroxypropyl)-dimethylazanium,bromide

环氧乙烷

1-butoxy-3-phenylselanylpropan-2-ol

1-butoxy-3-(diethylamino)propan-2-ol

2-(butoxymethyl)thiirane