(2S)-1-Oxo-2β-[(2Z)-5-[6-[N-[3-(potassiooxycarbonyl)-4-(3-oxo-6-hydroxy-3H-xanthene-9-yl)anilino(thiocarbonyl)]-Gly-Gly-Gly-amino]-6-deoxy-β-D-galactopyranosyloxy]-2-pentenyl]cyclopentane-3α-acetic acid potassium salt
(2S)-2α-[(Z)-5-[6-[1,4,7-Trioxo-10-thioxo-10-[3-(potassiooxycarbonyl)-4-(3-oxo-6-hydroxy-3H-xanthene-9-yl)anilino]-3,6,9-triazadecane-1-ylamino]-6-deoxy-β-D-galactopyranosyloxy]-2-pentenyl]-3-oxocyclopentane-1β-acetic acid potassium salt
(2S)-1-Oxo-2β-[(2Z)-5-[6-[N-[3-(potassiooxycarbonyl)-4-(3-oxo-6-hydroxy-3H-xanthene-9-yl)anilino(thiocarbonyl)]-Gly-Gly-Gly-amino]-6-deoxy-β-D-galactopyranosyloxy]-2-pentenyl]cyclopentane-3α-acetic acid potassium salt