first and second N channel MOS transistors connected in parallel between {HEAD ~ the other conductive terminal} of said {TAIL ~ second P channel MOS transistor} and a ground potential 
of
first and second N channel MOS transistors connected in parallel between { HEAD ~ the other conductive terminal } of said { TAIL ~ second P channel MOS transistor } and a ground potential
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH