AIDS-059708 AIDS059708 Asn-Phe deriv. N1-[(1S,2S)-1-Benzyl-3-({1-[(tert-butylamino)carbonyl]-2-naphthyl}oxy)-2-hydroxypropyl]-N2-[(10,10-dioxido-9-oxo-9H-thioxanthen-3-yl)carbonyl]-L-aspartamide