(4a,6a-Dimethyl-tetrahydro-1,4-dioxa-6b-aza-cyclopenta[cd]pentalen-2a-yl)- methanol

4,7-Dihydroxy-3-phenyl-2H-chromen-2-one

methyl 2-(methylamino)-1,3-thiazole-5-carboxylate

2-Methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-9-carboxylic acid

(2-Oxo-1,2-dihydro-quinolin-4-yl)-acetic acid

2-chloro-7,7-dimethyl-7,8-dihydroquinolin-5(6H)-one

2,3,4-trimethylquinoline

2-(2,4-Dichlorophenyl)-1,3-thiazolidine

1-(3,4-dimethylphenyl)-3,5-dimethyl-1H-pyrazole-4-carboxylic acid

2-hydrazino-6-phenylpyrimidin-4(3{H})-one

2-hydrazino-5,6-dimethylpyrimidin-4(3{H})-one