N-(6,7-methylenedioxyquinazolin-3-io)ethoxyformamidide

ethyl (1,3-benzodioxolan-5-yl)carbamate

乌洛托品

3,4-亚甲二氧基苯胺

4bH,13bH-bis[1,3]dioxolo[4,5-g,4',5'-g'][1,2,4,5]tetrazino[1,6-c,4,3-c']diquinazoline-5,14-dicarboxylic acid diethyl ester