Synonyms: (+)-Tubocurarine Dichloride Pentahydrate;7',12'-Dihydroxy-6,6'-dimethoxy-2,2',2'-trimethyltubocuraran-2'-ium chloride hydrochloride hydrate (1:1:1:5);7',12'-Dihydroxy-6,6'-dimethoxy-2,2',2'-trimethyltubocuraranium Chloride Hydrochloride Pentahydrate;Tubocurarine Chloride (anhydrous)