{TAIL ~ A light emitting diode} comprising {HEAD ~ an epitaxial layer structure}, a first electrode, and a second electrode 
{ TAIL ~ A light emitting diode } comprising { HEAD ~ an epitaxial layer structure } , a first electrode , and a second electrode
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH