Synonyms: L-Serine,N-[(2E)-1-oxo-3-[2-(1Z)-1-pentenylphenyl]-2-propenyl]-L-threonyl-(aE)-a,b-didehydro-N-methyltyrosyl-L-leucyl-D-phenylalanyl-L-allothreonyl-L-asparaginyl-,(7®1)-lactone (9CI); L-Serine,N-[N2-[N-[N-[N-[(E)-a,b-didehydro-N-methyl-N-[N-[1-oxo-3-[2-(1-pentenyl)phenyl]-2-propenyl]-L-threonyl]tyrosyl]-L-leucyl]-D-phenylalanyl]-L-allothreonyl]-L-asparaginyl]-,u-lactone, (E,Z)-;1-Oxa-4,7,10,13,16,19-hexaazacyclodocosane, cyclic peptide deriv.; WS 9326A