26305-91-9 FURO(2',3':5,6)CYCLOHEPTA(1,2-c)PYRAN-2,7(3H,4H)-DIONE, OCTAHYDRO-4a,9-DIMETHYL- Floribundin Furo(2',3':5,6)cyclohepta(1,2-c)pyran-2,7(3H,4H)-dione, octahydro-4a,9-dimethyl-3-methylene-, (3aR,4as,8as,9R,10aR) NSC 136719 Psilotropin