cyclo(arginyl-glycyl-aspartyl-phenylalanyl-valyl)
cyclo(arginyl-glycyl-aspartyl-phenylalanyl-valyl) ??
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cyclo(arginyl-glycyl-aspartyl-phenylalanyl-valyl) C??? ??, ??, ??
cyclo(arginyl-glycyl-aspartyl-phenylalanyl-valyl) ?? ?? ? ???
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cyclo(arginyl-glycyl-aspartyl-phenylalanyl-valyl) ?? ??
???( 0)?? ??