5,11,17,23,29,35-Hexaoctylheptacyclo[31.3.1.1~3,7~.1~9,13~.1~15,19~.1~21,25~.1~27,31~]dotetraconta-1(37),3(42),4,6,9(41),10,12,15(40),16,18,21(39),22,24,27(38),28,30,33,35-octadecaene-37,38,39,40,41,4\t2-hexol AIDS-133552 AIDS133552 NSC629592