methyl (1,1,1-triphenyl-14,17,20,23,26-pentaoxa-2-thiaoctacosan-28-oyl)-L-leucyl-L-leucinate

(S)-2-{(S)-2-[(R)-2-Benzylamino-2-((3aR,4R,6R,6aR)-6-methoxy-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-yl)-acetylamino]-4-methyl-pentanoylamino}-4-methyl-pentanoic acid methyl ester

Z(OMe)-Tyr-Leu-Leu-OMe