Synonyms: 1-Oxa-4,7,10,13,16,19,22,25,28,31-decaazacyclotetratriacontane,cyclic peptide deriv.; L-Valine, N-[3-hydroxy-4-methyl-2-(methylamino)-1-oxo-6-octenyl]-L-a-aminobutyryl-N-methylglycyl-N-methyl-L-leucyl-L-valyl-N-methyl-L-leucyl-L-alanyl-D-alanyl-N-methyl-L-leucyl-N-methyl-L-leucyl-N-methyl-,q1-lactone,[2S-(2R*,3S*,4S*,6E)]-;[2S-(2R*,3S*,4S*,6E)]-N-[3-Hydroxy-4-methyl-2-(methylamino)-1-oxo-6-octenyl]-L-a-aminobutyryl-N-methylglycyl-N-methyl-L-leucyl-L-valyl-N-methyl-L-leucyl-L-alanyl-D-alanyl-N-methyl-L-leucyl-N-methyl-L-leucyl-N-methyl-L-valineq1-lactone