Synonyms: 4,21-Secoajmalan-21-nitrile,17-hydroxy-, (17R,20R)-; 1H-1,4-Ethano-3,5a-methanoazepino[3,4-b]indole,4,21-secoajmalan-21-nitrile deriv.; 1H-1,4-Ethano-3,5a-methanoazepino[3,4-b]indole-12-acetonitrile, a-ethyl-2,3,4,5,10,10a-hexahydro-5-hydroxy-10-methyl-, [1S-[1a,3b,4a,5b,5ab,10aa,12R*(S*)]]-;Anhydroisoajmaline oxime