4-[[4-[(2,4-diaminopteridin-6-yl)methyl-methylamino]benzoyl]amino]butanoic acid

ditert-butyl 2-[[4-[(2,4-diaminopteridin-6-yl)methyl-methylamino]benzoyl]amino]pentanedioate

2-[[4-[(2,4-二氨基蝶啶-6-基)甲基-甲基氨基]苯甲酰基]氨基]-5-[(2-甲基丙烷-2-基)氧基]-5-氧代戊酸

4-[甲基[(2-氨基-4-羟基蝶啶)-6-基甲基]氨基]苯甲酸

6-amino-2-[[4-[(2,4-diaminopteridin-6-yl)methyl-methylamino]benzoyl]amino]hexanoic acid,hydrobromide