共 19 条
- [4] BIRCH A J, 1957, Fortschr Chem Org Naturst, V14, P186
- [6] BRIDGE W, 1937, J CHEM SOC, P1530
- [8] CORNFORTH JW, 1959, TETRAHEDRON LETT, P29
- [9] MECHOULAM R, 1967, FORTSCHR CHEM ORG NA, V25, P201
- [10] Merlini L., 1975, ADV HETEROCYCLIC CHE, V18, P159