Number | Date | Country | Kind |
---|---|---|---|
3001 | Dec 1980 | HUX |
Number | Name | Date | Kind |
---|---|---|---|
3046275 | Kohlstaedt et al. | Jul 1962 | |
3810896 | Witte et al. | May 1974 |
Entry |
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Wang et al., ACTA Pharm. Sinica, vol. XV, pp. 253-256, (1980). |
Da Re et al., J. Med. Chem., 15, 868, (1972). |
Da Re et al., J. Med. Chem., 15, 198, (1972). |