... benzo(3,4)cycloocta(1,2-f)(1,3)benzodioxole,5,6,7,8-tetrahydro-1,2,3,13-tetram ... ; or 5,6,7,8-Tetrahydro-1 ... ,7-dimethyl-, stereoisomer Benzo [3,4] cycloocta [1,2-f][1,3]benzodioxoleCas No.: 61281-37-6Molecular Formula: C23H28O6Mol ... known totally as schisandrins, with the main constituents being: 1. Schisandrin (Schisandrin B, Gomisin N, Schisandrol A, ...