Number | Date | Country | Kind |
---|---|---|---|
8213651 | May 1982 | GBX | |
8231129 | Nov 1982 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
3767653 | Krapcho | Oct 1973 | |
4053613 | Rovnyak et al. | Oct 1977 | |
4386100 | Brittain et al. | May 1983 |
Number | Date | Country |
---|---|---|
28906 | May 1981 | EPX |
65407 | Nov 1982 | EPX |
66378 | Dec 1982 | EPX |
2098212A | Nov 1982 | GBX |
Entry |
---|
Yale, H., J. Med. Chem., 1, 121-133 (1959). |