IUPAC:(2S)-2-{[4-({[(6S)-2-amino-5-(13C,2H3)methyl-4-oxo-1,4,5,6,7,8-hexahydropteridin-6-yl]methyl}amino)phenyl]formamido}pentanedioic acid
IUPAC:(2S)-2-{[4-({[(6S)-2-amino-5-(13C,2H3)methyl-4-oxo-1,4,5,6,7,8-hexahydropteridin-6-yl]methyl}amino)phenyl]formamido}pentanedioic acid