(2R)-2-{N-[(1R)-1-(N-{(1S,4S,7S,17S,19S,8R,11R,14R)-4-[3-(Amidinoamino)propyl]-19-hydroxy-14-[(4-hydroxyphenyl)methyl]-8-methyl-11-(methylethyl)-17-(2-methylpropyl)-3,6,10,13,16,22-hexaoxo-9-oxa-2,5,12,15,18-pentaazabicyclo[16.3.1]docos-7-yl}carbamoyl)-3-methylbutyl]carbamoyl}-2-hydroxyethyl hydroxysulfonate AIDS-092689 AIDS092689