Synonyms: 1,4,7,10,13,16,19,22-Octaazacyclopentacosane,cyclic peptide deriv.;Glycyl-L-phenylalanyl-L-isoleucylglycyl-L-tryptophylglycyl-L-asparaginyl-L-a-aspartyl-L-isoleucyl-L-phenylalanylglycyl-L-histidyl-L-tyrosyl-L-serylglycyl-L-a-aspartyl-L-phenylalanine cyclic(8®1)-peptide; L-Phenylalanine,glycyl-L-phenylalanyl-L-isoleucylglycyl-L-tryptophylglycyl-L-asparaginyl-L-a-aspartyl-L-isoleucyl-L-phenylalanylglycyl-L-histidyl-L-tyrosyl-L-serylglycyl-L-a-aspartyl-, cyclic (8®1)-peptide