873686-98-7

L-Phenylalanine,N-[2-(diethylamino)-5-[ethyl(4-pyridinylcarbonyl)amino]-4-pyrimidinyl]-4-(1,2-dihydro-2-oxo-3H-imidazo[4,5-b]pyridin-3-yl)-, 1,1-dimethylethylester