7-methoxy-1,4-dimethylquinolin-2-one

N-butyl-3-oxobutanamide

3-acetylbenzo[g]chromen-2-one

6-Amino-3-methyl-4-(4-pyridinyl)-2,4-dihydropyrano[2,3-c]pyrazole -5-carbonitrile

1-(1,3-benzothiazol-2-yl)-3,4-dimethylpyrano[2,3-c]pyrazol-6-one