CAS No 251562-00-2 , L-Phenylalaninamide,N-acetyl-L-tryptophyl-L-glutaminyl-L-a-glutamyl-L-tryptophyl-L-a-glutamyl-L-glutaminyl-L-lysyl-L-isoleucyl-L-threonyl-L-alanyl-L-leucyl-L-leucyl-L-a-glutamyl-L-glutaminyl-L-alanyl-L-glutaminyl-L-isoleucyl-L-glutaminyl-L-glutaminyl-L-a-glutamyl-L-lysyl-L-asparaginyl-L-a-glutamyl-L-tyrosyl-L-a-glutamyl-L-leucyl-L-glutaminyl-L-lysyl-L-leucyl-L-a-aspartyl-L-lysyl-L-tryptophyl-L-alanyl-L-seryl-L-leucyl-L-tryptophyl-L-a-glutamyl-L-tryptophyl-