1,2-anhydro-4-C-(1E,3E)-4-[(1S,2S,3E,5R,6R,9R)-5-(1-carboxylato-4-cycloheptylpiperazin-2-yl)-6,9-dihydroxy-2,6-dimethyl-11-oxooxacyclododec-3-en-1-yl]penta-1,3-dien-1-yl-3,5-dideoxy-1-[(2R,3S)-3-hydroxypentan-2-yl]-D-erythropentitol
1,2-anhydro-4-C-(1E,3E)-4-[(1S,2S,3E,5R, 6R,9R)-5-(1-karboksylaatto-4-sykloheptyylipiperatsin-2-yyli)-6,9-dihydroksi-2,6-dimetyyli-11-okso-oksasyklododek-3-en-1-yyli]penta-1,3-dien-1-yyli-3,5-dideoksi-1-[(2R,3S)-3-hydroksipentan-2-yyli]-D-eritropentitoli