Number | Name | Date | Kind |
---|---|---|---|
3917837 | Lin et al. | Nov 1975 | |
3930005 | Wojnar et al. | Dec 1975 |
Number | Date | Country |
---|---|---|
2610985 | Sep 1977 | DEX |
Entry |
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Farmdoc 70719y (Belgian Patent 853,086). |
JACS 81, 197-201 (1959). |
Farmdoc 53190y (Japanese Patent 52-71492). |
Chem. Pharm. Bull. 23(4), 759-774 (1975). |
Chem. Pharm. Bull. 25(7), 1811-1821 (1977). |