Acetic acid 3-acetyl-4-amino-2-oxo-7-pentyloxy-2H-chromen-5-yl ester

Acetic acid 1-chloro-7-(1-methyl-hexyloxy)-10-oxo-10H-9-oxa-4-aza-phenanthren-5-yl ester

10-hydroxy-2-methyl-8-(1-methyl)hexyloxy-5H-<1>benzopyrano<4,3-b>pyridin-5-one

5-Hydroxy-3-methyl-7-pentyloxy-1,4-dihydro-9-oxa-4-aza-phenanthren-10-one