N,3-bis(benzyloxy)-4-(hydroxymethyl)-N-(4-methoxybenzyl)pyridine-2,5-dicarboxamide

7-amino-6-methyl-1H-furo[3,4-c]pyridin-3-one

6-methyl-1,5-dihydrofuro[3,4-c]pyridine-3,4-dione

6-methyl-7-nitro-1,5-dihydrofuro[3,4-c]pyridine-3,4-dione

4-chloro-6-methyl-7-nitro-1H-furo[3,4-c]pyridin-3-one