in the 1 h drug exposure experiments six drugs , doxorubicin ( dx ) , 4'-deoxydoxorubicin ( deodx ) , 4'epidoxorubicin ( epidx ) , 4'-o-methyldoxorubicin ( o-dx ) , n-trifluoroacetyldoxorubicin-14-valerate ( ad-32 ) and 5-fluorouracil ( fura ) were studied , while in continuous drug exposure experiments four of the above drugs ( dx , deodx , epidx , o-dx ) were studied .
C0014582
4'epidoxorubicin
C0013089
dx