NC56015
2′-Adenylic acid, 5′-O-phosphonoadenylyl-(2′→5′)-adenylyl-(2′→5′)-adenylyl-(2′→5′)-, 2′-[35-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-13,16-dihydroxy-13-oxido-31-oxo-3,6,9,12,14,18,21,24,27-nonaoxa-30-aza-13-phosphapentatriacont-1-yl] ester