L-Proline,L-tyrosyl-L-seryl-L-leucyl-L-prolyl-L-lysyl-L-seryl-L-a-glutamyl-L-phenylalanyl-L-alanyl-L-valyl-L-prolyl-L-a-aspartyl-L-leucyl-L-a-glutamyl-L-leucyl-
CAS No. 321530-01-2