2-异丁基-5-异丙基吡嗪

2,5-di(butan-2-yl)-3-chloropyrazine

2,2-diphenyl-3-propan-2-yloxetan-3-ol

1-hydroxy-4-methyl-1-phenylpentan-3-one

4-methyl-1-phenyl-1-trimethylsilyloxypentan-3-one