(Orn8) Vasopressin 3397-23-7 8-Ornithinevasopressin EINECS 222-253-8 ORNIPRESSIN Ornipresina [INN-Spanish] Ornipressin [INN] Ornipressina [DCIT] Ornipressine [INN-French] Ornipressinum [INN-Latin] POR 8 Vasopressin, 8-L-ornithine-