(3R,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl [(2S,3R)-4-{[(4-aminophenyl)sulfonyl](isobutyl)amino}-3-hydroxy-1-phenyl-2-butanyl]carbamate

(3R,3aR,6aS)-hexahydrofuro[2,3-b]furan-3-yl [(2S,3R)-4-{[(4-aminophenyl)sulfonyl](2-methylpropyl)amino}-3-hydroxy-1-phenylbutan-2-yl]carbamate

(3R,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl [(2S,3R)-4-{[(4-aminophenyl)sulfonyl](isobutyl)amino}-3-hydroxy-1-phenyl-2-butanyl]carbamate

(3R,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl-[(2S,3R)-4-{[(4-aminophenyl)sulfonyl](isobutyl)amino}-3-hydroxy-1-phenyl-2-butanyl]carbamat

[(2S,3R)-4-{[(4-Aminophényl)sulfonyl](isobutyl)amino}-3-hydroxy-1-phényl-2-butanyl]carbamate de (3R,3aR,6aS)-hexahydrofuro[2,3-b]furan-3-yle

Carbamic acid, N-[(1S,2R)-3-[[(4-aminophenyl)sulfonyl](2-methylpropyl)amino]-2-hydroxy-1-(phenylmethyl)propyl]-, (3R,3aR,6aS)-hexahydrofuro[2,3-b]furan-3-yl ester

Carbamic acid, [(1S,2R)-3-[[(4-aminophenyl)sulfonyl](2-methylpropyl)amino]-2-hydroxy-1-(phenylmethyl)propyl]-, (3R,3aR,6aS)-hexahydrofuro[2,3-b]furan-3-yl ester

{(1S,2R)-3-[(4-Amino-benzenesulfonyl)-isobutyl-amino]-1-benzyl-2-hydroxy-propyl}-carbamic acid (3R,3aR,6aS)-(hexahydro-furo[2,3-b]furan-3-yl) ester