methyl 3-morpholin-4-ylbut-2-enoate

methyl 2-(2-methyl-1,3-dioxolan-2-yl)acetate

2-methyl-2-(2-methyl-[1,3]dioxolan-2-yl)-propionic acid methyl ester

methyl-2-(2'-methyl-1',3'-dioxolan-2'-yl)propanoate

methyl 7,11-dimethyl-3-oxododeca-6,10-dienoate