norleucine,ethyl,methyl,leucine
Leucine
501440-16-0L-Isoleucine,L-seryl-L-leucyl-L-arginyl-L-valyl-L-prolyl-L-seryl-L-a-glutamyl-L-methionyl-
501439-39-0L-Isoleucine,L-asparaginyl-L-leucyl-L-isoleucyl-L-isoleucyl-L-prolyl-L-cysteinyl-L-leucyl-L-leucyl-
501439-72-1L-Leucine,L-seryl-L-cysteinyl-L-leucyl-L-threonyl-L-valyl-L-leucyl-L-valyl-L-phenylalanyl-L-tyrosyl-
501439-82-3L-Leucine,L-lysyl-L-isoleucyl-L-threonyl-L-leucyl-L-cysteinyl-L-isoleucyl-L-seryl-L-valyl-L-leucyl-