IUPAC:(2S)-2-({4-[3-(2-amino-4-oxo-1,4,5,6-tetrahydropteridin-6-ylidene)-4-methyl-2-oxo-2,3-dihydro-1H-pyrrol-1-yl]phenyl}formamido)pentanedioic acid
IUPAC:(2S)-2-({4-[3-(2-amino-4-oxo-1,4,5,6-tetrahydropteridin-6-ylidene)-4-methyl-2-oxo-2,3-dihydro-1H-pyrrol-1-yl]phenyl}formamido)pentanedioic acid