Camptothecins with a modified lactone ring
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United States of America Patent
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Sep 25, 2007
Grant Date -
Jul 14, 2005
app pub date -
May 28, 2003
filing date -
May 31, 2002
priority date (Note) -
Expired
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Abstract
Compounds of formula (I) or (II) are described: where the groups are as defined in the description here below, the racemic mixtures, their individual enantiomers, their individual diastereoisomers, their mixtures, and their pharmaceutically acceptable salts. Said compounds are topoisomerase I inhibitors.
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