leucine,enkephalin
Leucine
143796-64-9L-Leucine,N-[N-[N-[1-[1-[N-[N-(N-L-isoleucyl-L-isoleucyl)-L-leucyl]-L-valyl]-L-prolyl]-L-prolyl]-L-phenylalanyl]-L-phenylalanyl]-
569353-63-5L-Isoleucine,L-alanyl-L-glutaminyl-L-valyl-L-cysteinyl-L-cysteinyl-L-prolyl-L-a-aspartyl-