9-(4-Methoxyphenyl)-2,7,12,17-tetraphenyl-21,22,23,24-tetraazapentacyclo[16.2.1.1~3,6~.1~8,11~.1~13,16~]tetracosa-1,3,5,7,9,11(23),12,14,16,18(21),19-undecaene AIDS-146849 AIDS146849 Methyl 4-(2,7,12,17-tetraphenyl-21,22,23,24-tetraazapentacyclo[16.2.1.1~3,6~.1~8,11~.1~13,16~]tetracosa-1(20),2,4,6(24),7,9,11,13(22),14,16,18-undecaen-4-yl)phenyl ether NSC675261