114687-97-7 4,7a-Methano-3H,7aH-cyclopenta(e)furo(3,4-c)oxocin-3,6(7H)-dione, octahydro-3a,7,10,10a-tetrahydroxy-8,10b-dimethyl-, (3aR-(3a-alpha,4-alpha,7-beta,7a-alpha,8-beta,10-alpha,10a-alpha,10b-alpha))- Majucin