choline,methionine,tartrate
Methionine
834903-80-9L-Methionine,L-seryl-L-leucyl-L-phenylalanyl-L-alanyl-L-alanyl-L-isoleucyl-L-serylglycyl-
676121-16-7L-Methionine,glycyl-L-alanyl-L-seryl-L-seryl-L-a-aspartyl-L-a-glutamyl-L-a-glutamyl-L-lysyl-L-arginyl-L-leucyl-L-threonyl-