(S)-3-[(2R)-2-({[(benzyloxy)carbonyl]amino}methyl)-3-{1-[(tert-butoxy)carbonyl]indol-3-yl}-1-oxopropyl]-4-isopropyloxazolidin-2-one
(S)-3-[(2R)-2-({[(benzyloxy)carbonyl]amino}methyl)-3-{1-[(tert-butoxy)carbonyl]-2,3-dihydroindol-3-yl}-1-oxopropyl]-4-isopropyloxazolidin-2-one
benzyl (2R)-({[(benzyloxy)carbonyl]amino}methyl)-3-{1-[(tert-butoxy)carbonyl]-1H-indol-3-yl}propanoate
(R)-3-{[(benzyloxy)carbonyl]amino}-2-({1-[(tert-butoxy)carbonyl]-1H-indol-3-yl}methyl)propionic acid
benzyl (R)-3-({1-[(tert-butoxy)carbonyl]-1H-indol-3-yl}methyl)-4-[(S)-4-isopropyl-2-oxooxazolidin-3-yl]-4-oxobutanoate