1 4DW N-{4-[2-(2-amino-4-oxo-4,7-dihydro-3h-pyrrolo[2,3-D]pyrimidin-5-yl)ethyl]benzoyl}-L-glutamic acid 1.000 2 LYA 2-{4-[2-(2-amino-4-oxo-4,7-dihydro-3h-pyrrolo[2,3-D]pyrimidin-5-yl)-ethyl]-benzoylamino}-pentanedioic acid 1.000 3 GPB N-[4-[2-(2-amino-4-methyl-7h-pyrrolo[2,3-D]pyrimidin-5-yl)-ethyl]-benzoyl]glutamic acid 0.938 4 21V N-(4-{2-[(6s)-2-amino-4-oxo-1,4,5,6,7,8-hexahydropyrido[2,3-D]pyrimidin-6-yl]ethyl}benzoyl)-L-glutamic acid 0.909 5 DDF 5,10-dideazatetrahydrofolic acid 0.909 6 L24 [[[2-amino-5,6,7,8-tetrahydro-4-hydroxy-pyrido[2,3-D]pyrimidin-6-yl]-ethyl]-phenyl]-carbonyl-glutamic acid 0.909 7 LYD 2-{4-[2-(2-amino-4-oxo-4,7-dihydro-3h-pyrrolo[2,3-D]pyrimidin-5-yl)-ethyl]-benzoylamino}-3-methyl-butyric acid 0.875 8 4HF N-[(5-{2-[(6r)-2-amino-4-oxo-3,4,5,6,7,8-hexahydropyrido[2,3-D]pyrimidin-6-yl]ethyl}-2-thienyl)carbonyl]-L-glutamic acid 0.824 9 LY3 2-{4-[2-(2-amino-4-oxo-4,7-dihydro-3h-pyrrolo[2,3-D]pyrimidin-5-yl)-ethyl]-benzoylamino}-4-(2h-tetrazol-5-yl)-butyric acid 0.778