5,7,8,14-tetramethyl-5H,14H-bis(benzo[5,6][1,4]thiazino)[3,2-b,3',2'-h][1,6]naphthyridine

5-fluoro-2-methyl-3,1-benzoxazin-4-one

2-acetyl-3-hydroxyinden-1-one

[3-(4-methoxyphenyl)-2-methyl-4-oxochromen-7-yl] acetate

N-(3,5-dichlorophenyl)-2-oxo-7-propoxychromene-3-carboxamide