(S)-4-Benzo[1,3]dioxol-5-ylmethyl-1-[(2S,4S)-2-hydroxy-4-((1S,2R)-2-hydroxy-indan-1-ylcarbamoyl)-5-phenyl-hexyl]-piperazine-2-carboxylic acid, tert-butylamide AIDS-180037 AIDS180037