申请人:UNIV WAYNE STATE
公开号:WO2004004651A2
公开(公告)日:2004-01-15
The invention provides compounds of the formula (I) wherein A, X, Y, and Z are as defined in the specification. The compounds are effective anti-tumor agents. The invention also provides pharmaceutical compositions comprising a compound of the above formula or a salt thereof, intermediates useful for preparing a compound of the above formula, and therapeutic methods comprising administering a compound of the above formula or a salt thereof to a mammal in need thereof.