(8-hydroxy-6-methyl-8H-[1,3]dioxolo[4,5-g]quinazolin-7-yl)-carbamic acid benzyl ester
(8-methoxy-6-methyl-8H-[1,3]dioxolo[4,5-g]quinazolin-7-yl)-carbamic acid benzyl ester; hydrochloride
[6-Methyl-8-(2-oxo-propyl)-8H-[1,3]dioxolo[4,5-g]quinazolin-7-yl]-carbamic acid benzyl ester
dibenzyl 3-methyl-5-<4,5-methylenedioxy-2-(2-methyl-6,7-methylenedioxyquinazolin-4-ylamino)phenyl>-Δ2-1,2,4-triazoline-1,4-dicarboxylate
2-methyl-6,7-methylenedioxy-quinazoline
7-benzyloxycarbonylamino-6-methyl-[1,3]dioxolo[4,5-g]quinazolinium betaine