11-bromoundecyl 2-bromo-2-methylpropanoate

2-phenylethyl 2-bromopropanoate

(5-methyl-2-propan-2-ylcyclohexyl) 2-methylprop-2-enoate

5,5-二甲基-2,4(3h,5h)-呋喃二酮

2-bromo-1-(4-fluorophenyl)-2-methylpropan-1-one