20-(2-tert-butoxy-2-oxoethyl)-5,8-di-sec-butyl-23-isobutyl-2,32-diisopropyl-17,26,29-trimethyl-4,7,10,13,16,19,22,25,28,31,34-undecaoxo-14-[2-oxo-2-(tritylamino)ethyl]-3,6,9,12,15,18,21,24,27,30,33-un InChI=1/C72H106N12O16/c1-18-42(9)59(68(96)83-60(43(10)19-2)69(97)82-58(41(7)8)70(98)99)81-55(87)38-73-64(92)52(36-54(86)84-72(48-29-23-20-24-30-48,49-31-25-21-26-32-49)50-33-27-22-28-34-50)79-63(91)46(13)75-65(93)53(37-56(88)100-71(15,16)17)80-66(94)51( ethane, 1-bromo-2-chloro-