Number | Name | Date | Kind |
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3145215 | Kirchner | Aug 1964 | |
5552398 | King et al. | Sep 1996 |
Number | Date | Country |
---|---|---|
230718 | Aug 1987 | EPX |
0347749 | Dec 1989 | EPX |
0358903 | Mar 1990 | EPX |
0410509 | Jan 1991 | EPX |
0491664 | Jun 1992 | EPX |
0623621 | Nov 1994 | EPX |
9303725 | Mar 1993 | WOX |
9324117 | Dec 1993 | WOX |
9400113 | Jan 1994 | WOX |
9407859 | Apr 1994 | WOX |
9427987 | Dec 1994 | WOX |
9638420 | May 1996 | WOX |
Entry |
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Robert W. Hamilton, J. Heterocyclic Chem., 13, 545-553 (1976). |
Kaumann, et al., Bio. Med. Chem. Let., 2, 419-420 (1992). |
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