共 11 条
- [1] DATTOLO G, 1982, HETEROCYCLES, V19, P681
- [2] FIELD GF, 1971, J ORG CHEM, V36, P2968
- [3] GILMAN N, 1978, Patent No. 4130716
- [7] HARA T, 1978, Patent No. 7873600
- [8] Kermack WO, 1929, J CHEM SOC, P814
- [10] NAWOJSKI A, 1977, WIAD CHEM, V31, P735