Number | Date | Country |
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297534 | Jan 1989 | EPX |
Entry |
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Bashyal et al., Tetrahedron, 43, 415 (1987). |
Bernotas et al., Tetrahedron Letters, 25, 165 (1984). |
Setoi et al., Tetrahedron Letters, 26, 4617 (1985). |
Hamana et al., J. Org. Chem., 52, 5492 (1987). |
Reymond et al., Tetrahedron Letters, 30, 705 (1989). |