Crystal structure of 15 85,105,125,195215245275-octa-t-butyl-102212242272-tetrakis[(2-methoxy)ethoxy]-2,7,13,18-tetraoxa-4,15(5,2),15(2,5)-tetrapyridi-na-1,8,19(2,1,3),12(1,2,3),10,21,24,27(1,3)-dodecabenzenatricyclo[17.3.3.38,12]-octacosaphane tetrakis(dichloromethane), (C124H152N4O12)(CH2Cl2)4 - Akine S. (De Gruyter, 2001)