| abstract |
The invention relates to compounds of formula to their salts, esters or amides. In the formula X is O or S, S (O) or S (O) 2 or NR10, wherein R10 is hydrogen or C1-6 alkyl and R1, R2, R3, R4, R5, R6, R7, R8 and R9 are different organic groups. The compounds are inhibitors of aurora 2 kinase and are useful in the treatment of cancers. |