4,4'-bis(benzyloxy)-3'-(1,3-dioxan-2-yl)-[1,1'-biphenyl]-3-carbonyl chloride

methyl (3R,4S,7S,10S)-14,24-bis(benzyloxy)-10-(((benzyloxy)carbonyl)amino)-7-((R)-3-(((benzyloxy)carbonyl)amino)-2-hydroxypropyl)-3-hydroxy-6,9-dioxo-5,8-diaza-1,2(1,3)-dibenzenacycloundecaphane-4-carboxylate

4,4'-dibenzyloxy-3-(1,3-dioxan-2-yl)-3'-carboxybiphenyl