1H-Imidazole, 1-[5-deoxy-2,3-bis-O-(2,2-dimethyl-1-oxopropyl)-5-[[2-[4,7,10-tris(carboxymethyl)-1,4,7,10-tetraazacyclododec-1-yl]acetyl]amino]-D-arabinofuranosyl]-2-nitro-

1H-Imidazole, 1-[5-deoxy-5-[[2-[4,7,10-tris(carboxymethyl)-1,4,7,10-tetraazacyclododec-1-yl]acetyl]amino]-D-arabinofuranosyl]-2-nitro-

1H-Imidazole, 1-[5-deoxy-2,3-bis-O-(2,2-dimethyl-1-oxopropyl)-5-[[2-[4,7,10-tris[2-(1,1-dimethylethoxy)-2-oxoethyl]-1,4,7,10-tetraazacyclododec-1-yl]acetyl]amino]-D-arabinofuranosyl]-2-nitro-

1H-Imidazole, 1-[5-amino-5-deoxy-2,3-bis-O-(2,2-dimethyl-1-oxopropyl)-D-arabinofuranosyl]-2-nitro-