(2R,11R)-2,11-bis{[(2-methoxyethoxy)methoxy]methyl}-1,10-dibenzyl-4,7,13,16-tetraoxa-1,10-diaza-cyclooctadecane 1,4,10,13-tetraoxa-7,16-diazacyclooctadecane, 6,15-bis[[(2-methoxyethoxy)methoxy]methyl]-7,16-bis(phenylmethyl)-, (6R,15R)- 7,16-Dibenzyl-6,15-bis-(2-methoxy-ethoxymethoxymethyl)-1,4,10,13-tetraoxa-7,16-diaza-cyclooctadecane InChI=1/C36H58N2O10/c1-39-17-19-45-31-47-29-35-27-43-23-21-42-16-14-38(26-34-11-7-4-8-12-34)36(30-48-32-46-20-18-40-2)28-44-24-22-41-15-13-37(35)25-33-9-5-3-6-10-33/h3-12,35-36H,13-32H2,1-2H3/t35-,36-/m1/s rel-(6R,15R)-7,16-dibenzyl-6,15-bis{[(2-methoxyethoxy)methoxy]methyl}-1,4,10,13-tetraoxa-7,16-diazacyclooctadecane