L-Proline,L-threonyl-L-a-glutamyl-L-seryl-L-histidyl-L-valyl-L-lysyl-L-isoleucyl-L-seryl-L-arginyl-L-threonyl-L-isoleucyl-L-tyrosyl-L-arginylglycyl-L-valyl-L-seryl-
CAS No. 801297-00-7