62719-00-0 | Pyrido[2,3-d]pyrimidin-5(8H)-one, 6-acetyl-8-ethyl-2-[4-(methylamino)-1-piperidinyl]- | C17H23N5O2 |
62719-01-1 | Pyrido[2,3-d]pyrimidine-6-carboxylic acid, 8-ethyl-2-[4-(ethylamino)-1-piperidinyl]-5,8-dihydro-5-oxo-, monohydrochloride | C17H23N5O3.ClH |