{TAIL ~ Photosensitive material} is provided over {HEAD ~ a portion} of the insulating material layer which overlies a portion of the second well region 
{ TAIL ~ Photosensitive material } is provided over { HEAD ~ a portion } of the insulating material layer which overlies a portion of the second well region
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH