{HEAD ~ a first conductive type body region}, which is formed in the high voltage well, wherein the first source is in {TAIL ~ the body region} 
{ HEAD ~ a first conductive type body region } , which is formed in the high voltage well , wherein the first source is in { TAIL ~ the body region }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL