Synonyms: (6r,9r,14r,17s,23s,25ar)-9-(acetylamino)-23-[4-(aminomethyl)benzyl]-6-(2-amino-2-oxoethyl)-17-(carboxymethyl)-1,1-dimethyl-5,8,16,19,22,25-hexaoxoicosahydro-1h-[1,3]thiazolo[4,3-p][1,2,5,8,11,14,17,20dithiahexaazacyclotricosine-14-carboxylic acid;MK 0852;AC1L4UQ4;KST-1A1805;AR-1A6968;MK 852;MK-0852;Cyclo(Ac-cys-asn-dmt-amf-gly-asp-cys);L 367073;L-367,073;(3R,6R,11R,14S,20S,23R)-6-acetamido-20-[[4-(aminomethyl)phenyl]methyl]-3-(2-amino-2-oxoethyl)-14-(carboxymethyl)-24,24-dimethyl-2,5,13,16,19,22-hexaoxo-8,9,25-trithia-1,4,12,15,18,21-hexazabicyclo[21.3.0]hexacosane-11-carboxylic acid;L-Cysteine, N-acetyl-L-cysteinyl-L-asparaginyl-5,5-dimethyl-L-4-thiazolidinecarbonyl-4-(aminomethyl)-L-phenylalanylglycyl-L-alpha-aspartyl-, cyclic (1-7)-disulfide