摘要 |
<p>1. A tetracycline compound having the following formula:
wherein:
J 5 and J 6 are each independently hydrogen, alkyl, alkenyl, alkynyl, aryl, sulfonyl, acyl, substituted carbonyl or substituted thiocarbonyl, or linked to form a ring;
J 7 and J 8 are each alkyl, halogen, or hydrogen; and
R 7 is hydrogen,
or pharmaceutically acceptable salts thereof.</p> |