2-Amino-N-(2,5-dibenzyl-13-isobutyl-4,7,12,14-tetraoxo-1,3,6,11-tetraazacyclotetradecan-8-yl)-3-(4-hydroxyphenyl)propanamide trifluoroacetate AIDS-158640 AIDS158640 NSC672671 (TRIFLUOROACETATE SALT)