82042-38-4 Benzo(3,4)cycloocta(1,2-f)(1,3)benzodioxole-5,6-diol, 5,6,7,8-tetrahydro-1,2,3,13-tetramethoxy-6,7-dimethyl-, 5-benzoate, stereoisomer Benzo(3,4)cycloocta(1,2-f)(1,3)benzodioxole-5,6-diol, 5,6,7,8-tetrahydro-6,7-dimethyl-1,2,3,13-tetramethoxy-, 5-benzoate, stereoisomer Schizandrer A