L-Proline,glycyl-L-lysyl-L-methionyl-L-asparaginylglycyl-L-valyl-L-leucyl-L-prolyl-L-leucyl-L-alanyl-L-tryptophyl-L-prolyl-L-seryl-L-leucyl-L-tyrosyl-L-leucyl-L-arginyl-L-leucyl-
CAS No. 921201-22-1