Synonyms: Cyclic(D-alanyl-L-seryl-N,O-dimethyl-L-tyrosyl-L-alanyl-N-methyl-L-tyrosyl-3-hydroxy-N,O-dimethyl-L-tyrosyl),cyclic (54®63)-ether;22-Oxa-3,6,9,12,15,29-hexaazatetracyclo[14.12.2.218,21.123,27]tritriacontane,cyclic peptide deriv.; NSC 305722; RA III