1	19J	2-[2-[(2-azanyl-4-oxidanylidene-1h-pteridin-7-yl)carbonylamino]ethanoylamino]ethanoic acid	1.000
2	RS8	N-[(2-amino-4-oxo-1,4-dihydropteridin-7-yl)carbonyl]glycyl-L-phenylalanine	0.767