Hemopressin (rat);HeMopressin trifluoroacetate salt;Hemopressin from rat;Hemopressin from rat brain;L-Prolyl-L-valyl-L-asparaginyl-L-phenylalanyl-L-lysyl-L-phenylalanyl-L-leucyl-L-seryl-L-histidine trifluoroacetate salt;Pro-Val-Asn-Phe-Lys-Phe-Leu-Ser-His trifluoroacetate salt;L-Histidine, L-prolyl-L-valyl-L-asparaginyl-L-phenylalanyl-L-lysyl-L-phenylalanyl-L-leucyl-L-seryl-