to compare the carcinogenic potency of the linked compound with that of the respective individual agents and of their unlinked mixture , prednimustine ( i ) , chlorambucil ( ii ) , prednisolone ( iii ) , chlorambucil plus prednisolone ( iv ) , or vehicle were administered to groups of 120 female sprague-dawley rats for 18 months .
C0032949
prednimustine
C0008163
chlorambucil