24570-39-6 24570-65-8 Ac2-Lys-ala-ala D-Alanine, N-(N-(N2,N6-diacetyl-L-lysyl)-D-alanyl)- Diacetyl-L-lysyl-D-alanyl-D-alanine N(alpha),N(epsilon)-Diacetyl-lys-ala-ala N(alpha),N-(epsilon)-diacetyl-lysyl-alanyl-alanine