6-(2,6-dichlorophenyl)-2-methanesulfonyl-8-methyl-8H-pyrido[2,3-d]pyrimidin-7-one

6-(2,6-Dichlorophenyl)-8-methyl-2-phenylamino-8H-pyrido[2,3-d]pyrimidin-7-one

2-(4-Chlorophenylamino)-6-(2,6-dichlorophenyl)-8-methyl-8H-pyrido[2,3-d]pyrimidin-7-one

2-(Benzo[1,3]dioxol-5-ylamino)-6-(2,6-dichlorophenyl)-8-methyl-8H-pyrido[2,3-d]pyrimidin-7-one

2-Cyclohexylamino-6-(2,6-dichlorophenyl)-8-methyl-8H-pyrido[2,3-d]pyrimidin-7-one

6-(2,6-Dichlorophenyl)-8-methyl-3-p-tolylamino-8H-pyrido[2,3-d]pyrimidin-7-one

6-(2,6-Dichlorophenyl)-2-(4-methoxyphenylamino)-8-methyl-8H-pyrido[2,3-d]pyrimidin-7-one

6-(2,6-Dichlorophenyl)-2-(2-methoxyphenylamino)-8-methyl-8H-pyrido[2,3-d]pyrimidin-7-one

6-(2,6-Dichlorophenyl)-2-(4-methoxy-3-methylphenylamino)-8-methyl-8H-pyrido[2,3-d]pyrimidin-7-one

6-(2,6-Dichlorophenyl)-2-(3-hydroxymethylphenylamino)-8-methyl-8H-pyrido[2,3-d]pyrimidin-7-one

6-(2,6-Dichlorophenyl)-2-(3,5-dimethoxyphenylamino)-8-methyl-8H-pyrido[2,3-d]pyrimidin-7-one

{4-[6-(2,6-Dichlorophenyl)-8-methyl-7-oxo-7,8-dihydro-pyrido[2,3-d]pyrimidin-2-ylamino]phenyl}-acetic acid, methyl ester

6-(2,6-Dichlorophenyl)-2-(6-methoxypyridin-3-ylamino)-8-methyl-8H-pyrido[2,3-d]pyrimidin-7-one

3-[6-(2,6-Dichlorophenyl)-8-methyl-7-oxo-7,8-dihydro-pyrido[2,3-d]pyrimidin-2-ylamino]-benzoic acid, ethyl ester