leucine,enkephalin
Leucine
817621-13-9L-Isoleucine,L-threonylglycyl-L-valyl-L-arginyl-L-alanylglycyl-L-valyl-L-phenylalanyl-L-leucylglycyl-L-leucylglycyl-L-leucyl-L-serylglycyl-
817621-86-6L-Leucine,L-alanylglycyl-L-cysteinyl-L-phenylalanyl-L-valylglycyl-L-leucylglycyl-L-leucyl-L-serylglycyl-L-isoleucyl-L-isoleucyl-L-prolyl-L-threonyl-L-leucyl-L-histidyl-L-tyrosyl-L-valyl-L-isoleucyl-L-seryl-L-a-glutamylglycyl-L-phenylalanyl-