{HEAD ~ Form P− lightly doped S/D regions} in the N well and N− lightly doped S/D regions in {TAIL ~ the P well} 
{ HEAD ~ Form P− lightly doped S / D regions } in the N well and N− lightly doped S / D regions in { TAIL ~ the P well }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL