N-{[4-([(2-amino-4-oxo-3,4-dihydropyrido[3,2-d]pyrimidin-6-yl)methyl]{(2E)-3-[4-carbamoyl-1-(5-O-phosphono-beta-D-ribofuranosyl)-1H-imidazol-5-yl]prop-2-enoyl}amino)phenyl]carbonyl}-L-glutamic acid
n-{[4-([(2-amino-4-oxo-3,4-dihydropyrido[3,2-d]pyrimidin-6-yl)methyl]{(2e)-3-[4-carbamoyl-1-(5-o-phosphono-beta-d-ribofuranosyl)-1h-imidazol-5-yl]prop-2-enoyl}amino)phenyl]carbonyl}-l-glutamic acid