((3aS,4R,6aR)-2,3,3a,4,5,6a-Hexahydrofuro(2,3-b)furan-4-yl) N-((1S,2R)-1-benzyl-3-((2-((1-cyclopentyl-4-piperidyl)amino)-1,3-benzothiazol-6-yl)sulfonyl-isobutyl-amino)-2-hydroxy-propyl)carbamate
((3as,4r,6ar)-2,3,3a,4,5,6a-hexahydrofuro(2,3-b)furan-4-yl) n-((1s,2r)-1-benzyl-3-((2-((1-cyclopentyl-4-piperidyl)amino)-1,3-benzothiazol-6-yl)sulfonyl-isobutyl-amino)-2-hydroxy-propyl)carbamate