4(3H)-Pyrimidinone,3,6-dimethyl-2-(methylamino)-5-[2-[4-[[3-[(2-methyl-5-oxazolyl)methyl]-3H-imidazo[4,5-b]pyridin-2-yl]amino]-1-piperidinyl]ethyl]-,(E)-2-butenedioate (2:5)
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