2,6-二氟氯苄

ethyl 7-(2,6-difluorobenzyl)-4,7-dihydro-3-methyl-2-(4-nitrophenyl)-4-oxothieno[2,3-b]pyridine-5-carboxylate

3-bromomethyl-7-(2,6-difluorobenzyl)-4,7-dihydro-2-(4-nitrophenyl)-4-oxothieno[2,3-b]pyridine-5-carboxylic acid ethyl ester

2-(4-aminophenyl)-3-(N-benzyl-N-methylaminomethyl)-7-(2,6-difluorobenzyl)-4,7-dihydro-4-oxothieno[2,3-b]pyridine-5-carboxylic acid ethyl ester

ethyl 3-(N-benzyl-N-methylaminomethyl)-7-(2,6-difluorobenzyl)-4,7-dihydro-2-(4-nitrophenyl)-4-oxothieno[2,3-b]pyridine-5-carboxylate