881997-29-1

1(2H)-Pyridinecarboxylic acid,4-[3-[(1E)-3-(1,1-dimethylethoxy)-3-oxo-1-propenyl]-8-[[[4-(1,1-dimethylethyl)-2-thiazolyl]amino]carbonyl]-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl]-3,6-dihydro-, 1,1-dimethylethyl ester