Synonyms: Brainnatriuretic peptide-45 (rat) (9CI); Natriuretic factor-45 (rat brain);1,2-Dithia-5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50-hexadecaazacyclotripentacontane,cyclic peptide deriv.; Rat brain natriuretic peptide(51-95); Rat brainnatriuretic peptide-45