9-methoxy-2-propyl-11,12-dihydro-3H,6aH,13H-6-oxa-3,12a-diazabenzo(a)cyclopent(h)anthracene-1-carboxylic acid ethyl ester
9-methoxy-2-propyl-11,12-dihydro-3h,6ah,13h-6-oxa-3,12a-diazabenzo(a)cyclopent(h)anthracene-1-carboxylic acid ethyl ester