(S)-4-{1-[5-(4-Fluoro-phenyl)-oxazol-2-yl]-1-methyl-ethyl}-1-[(2S,4S)-2-hydroxy-4-((3S,4S)-3-hydroxy-1-benzopyran-4-ylcarbamoyl)-5-(5-methyl-1,3,4-oxadiazol-2-yl)-pentyl]-piperazine-2-carboxylic acid (2,2,2-trifluoro-ethyl)-amide AIDS-219940 AIDS219940