5-carbamimidamido-2-[2-({1-[2-(2-{2-[(1-{1-[5-carbamimidamido-2-(2,6-diaminohexanamido)pentanoyl]pyrrolidine-2-carbonyl}pyrrolidin-2-yl)formamido]acetamido}-3-phenylpropanamido)-3-hydroxypropanoyl]pyrrolidin-2-yl}formamido)-3-phenylpropanamido]pentanoic acid; tris(acetic acid)