Number | Name | Date | Kind |
---|---|---|---|
3923784 | Kierstead et al. | Dec 1975 | |
4056616 | Reimann et al. | Nov 1977 | |
4171314 | Chabala et al. | Oct 1979 | |
4196280 | Umezawa et al. | Apr 1980 |
Number | Date | Country |
---|---|---|
2020647 | Nov 1979 | GBX |
Entry |
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Satio et al., "The Jour. of Antibiotics", vol. XXXIII, No. 4, 1980, pp. 364-376. |