Number | Name | Date | Kind |
---|---|---|---|
4242329 | Claeson et al. | Dec 1980 | |
4693993 | Stewart et al. | Sep 1987 | |
4801613 | Stewart et al. | Jan 1989 | |
5385889 | Kyle | Jan 1995 |
Number | Date | Country |
---|---|---|
0370453A2 | May 1990 | EPX |
0413277A1 | Nov 1990 | EPX |
Entry |
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Journal of Medicine Chemistry, 1991, vol. 34, No. 8, pp. 2649-2653. |