[EN] POLYCYCLIC COMPOUNDS HAVING ANTI-TUMOR ACTIVITY<br/>[FR] COMPOSES POLYCYCLIQUES A ACTIVITE ANTITUMORALE
申请人:HOFFMANN LA ROCHE
公开号:WO2003031444A1
公开(公告)日:2003-04-17
Novel polycyclic compounds of the formula [I] wherein R?1, R2, R3, R4, R5, R6, R7¿, ring A, ring B, X, Y and Z are as defined in the claims and description as well as pharmaceutically acceptable salts thereof. The compounds have antitumor activity and useful for the treatment of tumor.