| abstract |
Novel compounds of the formula: ##STR1## wherein a represents N or NO, R 1 and R 3 are halo, R 2 and R 4 are independently H or halo provided that at least one is H, X is C, CH or N, and T represents ##STR2## wherein R 5 is H (C 1 -C 6 )alkyl or a bond; b and c are independently 0 to 3 and Y is a three, four, five or six membered cycloalkyl ring, pyridyl, pyrazinyl or phenyl are disclosed. Pharmaceutical Compositions containing such compounds, methods of inhibiting farnesyl protein transferase and methods for treating tumor cells using such compounds or compositions are also disclosed. |