Synonyms: | 1,4,7,10-Tetraazacyclododecane-2,5,8,11-tetrone,1,4,7,10-tetramethyl- (8CI); Cyclic(N-methylglycyl-N-methylglycyl-N-methylglycyl-N-methylglycyl);1,4,7,10-Tetraazacyclododecane, cyclic peptide deriv.;Cyclo(sarcosylsarcosylsarcosylsarcosyl) (8CI); Cyclotetrasarcosyl |