Task: Named Entity Recognition
Input (English):  In contrast , 3 , 3 ' , 4 , 4 ' , 5 - PeCB , a congener of coplanar structure , as well as 2 , 3 , 7 , 8 - TCDD did not induce apoptosis in these human monocytic cells , although they potently induced CYP 1A1 in human hepatoma Hep G2 cells .
Output (English): CYP 1A1