10,14-Dioxa-2,6,18,22-tetraazatricosanedioic acid, 12-(13,13-dimethyl-5,11-dioxo-2,12-dioxa-6,10-diazatetradec-1-yl)-7,17-dioxo-12-[[(phenylmethoxy)carbonyl]amino]-, 1,23-bis(1,1-dimethylethyl) ester
3,3'-[[2-(CBZ-氨基)-2-[[3-[[3-(BOC-氨基)丙基]氨基]-3-氧代丙氧基]甲基]丙烷-1,3-二基]双(氧基)]双[N-[3-(BOC-氨基)丙基]丙酰胺]