6-Arg-7-gly-8-leu-met-enkephalin 80501-44-6 Enkephalin-met, arginyl(6)-glycyl(7)-leucine(8)- L-Leucine, N-(N-(N2-(N-(N-(N-(N-L-tyrosylglycyl)glycyl)-L-phenylalanyl)-L-methionyl)-L-arginyl)glycyl)- MEAGL Met(5)-enk-rgl Met-enk-8 Met-enkephalin, arg(6)-gly(7)-leu(8)- Methionine-enkephalin, arg(6)-gly(7)-leu(8)- Methionine-enkephalin-octapeptide Tyr-gly-gly-phe-met-arg-gly-leu Tyrosyl-glycylglycyl-phenylalanyl-methionyl-arginyl-glycyl-leucine Yggfmrgl enkephalin-Met, Arg(6)-Gly(7)-Leu(8)-