88898-17-3 Anf (1-28) Anp (1-28) Atrial natriuretic factor (1-28) Atriopeptin (1-28) Atriopeptin I (rat), N-(N2-(N2-(N-L-seryl-L-leucyl)-L-arginyl)-L-arginyl)-21a-L-phenylalanine-21b-L-arginine-21c-L-tyrosine- Peptide, atrial natriuretic Ranp (1-28)