(3S,4aS,8aS)-2-{(2R)-2-[(10S,13S)-13-(2-Amino-2-oxoethyl)-12,15-dioxo-2,3,10,11,12,13,14,15-octahydro-9H-5,8-ethenonaphtho[2,3-e][1,4,8,11]dioxadiazacycloheptadecin-10-yl]-2-hydroxyethyl}-N-(tert-butyl)decahydroisoquinoline-3-carboxamide 2-Npth-Asn-Phe-psi [CH(O)CH2]-DIQ-NH-tBu 17-member macrocyclic AIDS-059185 AIDS059185