N-(2-((4-fluorophenyl)thio)-5-methylphenyl)-7-isopropylpyrido[2,3-d]pyrimidin-4-amine

7-isopropyl-N-(5-methyl-2-(phenylthio)phenyl)pyrido[2,3-d]pyrimidin-4-amine

4-(4-tert-butoxycarbonylamino-phenylsulfanyl)-3-(7-isopropyl-pyrido[2,3-d]pyrimidin-4-ylamino)-benzoic acid