2-methyl-1,2,5,6,7,8-hexahydropyrrolizin-3-one

2-[2-(diethylamino)ethoxy]ethyl 2-methylprop-2-enoate

methyl 4,4,5,5,6,6,6-heptafluoro-2-methylidenehexanoate

methyl 4,4,5,5,6,6,6-heptafluoro-2-methylhexanoate

methyl 2-(2,2,3,3,4,4,4-heptafluorobutyl)-4,4,5,5,6,6,6-heptafluorohexanoate