15,18,21,24,27-Pentaoxa-11,31-dithiahentetracontane,1,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,34,34,35,35,36,36,37,37,38,38,39,39,40,40,41,41,41-tetratriacontafluoro-