2-Ala-aminoethyl dimer-leu-enkephalinamide 82221-89-4 DPE2 Enkephalinamide-leu, ala(2)-aminoethyl dimer- Enkephalinamide-leu, alanine(2)-aminoethyl dimer- L-Leucinamide, L-tyrosyl-D-alanylglycyl-L-phenylalanyl-N-(2-((N-(N-(N-(N-L-tyrosyl-D-alanyl)glycyl)-L-phenylalanyl)-L-leucyl)amino)ethyl)- Leu-enkephalinamide, ala(2) aminoethyl dimer- Leucine-enkephalinamide, ala(2)-aminoethyl dimer-