174490-49-4 AIDS-081664 AIDS081664 CDR2.AME(45-50) FCTKGPSKCY (Cyclized/Cysteine-oxidized) L-Tyrosine, L-phenylalanyl-L-cysteinyl-L-threonyl-L-lysylglycyl-L-prolyl-L-seryl-L-lysyl-L-cysteinyl-, cyclic (2==