6-[[4-(2-Methylpropyl)-1-piperazinyl]carbonyl]-2(3H)-benzothiazolone

5-methyl-2-(3,4,5-trimethoxyphenyl)-10,11-dihydro-2H-cyclopenta[c]pyrano[2,3-f]chromene-4,8(3H,9H)-dione

N-[2-(2-furyl)-1-methylethyl]-2-[4-(8-methoxy-2-oxo-2H-chromen-3-yl)phenoxy]acetamide

3-{[3-(3-methoxyphenyl)-2-methyl-4-oxo-3,4-dihydroquinazolin-6-yl]oxy}-1,3,4,5-tetrahydro-2H-1-benzazepin-2-one

methyl 4-(5-methyl-4,8-dioxo-3,4,8,9,10,11-hexahydro-2H-cyclopenta[c]pyrano[2,3-f]chromen-2-yl)benzoate

N-{2-[(2-hydroxy-2-phenylethyl)amino]-2-oxoethyl}-1,3,4,9-tetrahydro-2H-beta-carboline-2-carboxamide

10-butyl-2-(4-hydroxy-3,5-dimethoxyphenyl)-5-methyl-2,3-dihydro-4H,8H-pyrano[2,3-f]chromene-4,8-dione

10-ethyl-2-(8-methoxy-2,3-dihydro-1,4-benzodioxin-6-yl)-5-methyl-2,3-dihydro-4H,8H-pyrano[2,3-f]chromene-4,8-dione

methyl 4-(5,10-dimethyl-4,8-dioxo-3,4-dihydro-2H,8H-pyrano[2,3-f]chromen-2-yl)benzoate

2-(2,5-dimethoxyphenyl)-5,9,10-trimethyl-2,3-dihydro-4H,8H-pyrano[2,3-f]chromene-4,8-dione

2-(3,4-dimethoxyphenyl)-5-methyl-2,3,9,10,11,12-hexahydro-4H,8H-benzo[c]pyrano[2,3-f]chromene-4,8-dione