英文名称
(2S)-5-[5-[5-[[(4S)-4-carboxy-4-[[4-[(2,4-diaminopteridin-6-yl)methyl-methylamino]benzoyl]amino]butanoyl]amino]pentyl-[2-[2-[2-[3-[2-[2-[2-(2-sulfanylethoxy)ethoxy]ethoxy]ethoxy]propanoylamino]ethoxy]ethoxy]ethyl]amino]pentylamino]-2-[[4-[(2,4-diaminopteridin-6-yl)methyl-methylamino]benzoyl]amino]-5-oxopentanoic acid