Synonyms: Natriureticfactor-26 (pig brain);1,2-Dithia-5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50-hexadecaazacyclotripentacontane,cyclic peptide deriv.; (1-26)-Porcine brain natriuretic peptide; Brainnatriuretic peptide-26 (pig); Ovine brain natriuretic peptide-26; Porcine brainnatriuretic peptide(1-26); Porcine brain natriuretic peptide-26