Synonyms: Pentanamide,N-[docosahydro-7-methyl-14-(1-methylethyl)-11,23-bis(2-methylpropyl)-5,9,12,15,21,24-hexaoxo-7H,17H-dipyridazino[6,1-c:6',1'-i][1,4,7,10,13,16]oxapentaazacyclononadecin-8-yl]-2-(formylamino)-3-methyl-;7H,17H-Dipyridazino[6,1-c:6',1'-i][1,4,7,10,13,16]oxapentaazacyclononadecine,pentanamide deriv.; Antibiotic MI 951-65F2; Depsidomycin