9046-56-4 A 38414 (Enzyme) Abbott 38414 Ancrod Ancrod [USAN:BAN:INN] Ancrodo [INN-Spanish] Ancrodum [INN-Latin] Arvin Arwin EINECS 232-933-6 IRC-50 arvin Proteinase obtained from the venom of the Malayan pit-viper Agkistrodon rhodostoma, acting specifically on fibrinogen Proteinase, Agkistrodon serine Proteinase, agkistrodon rhodostoma venom Venacil