{TAIL ~ Only those aspects} of {HEAD ~ the second embodiment} which differ in structure from those on the first embodiment will be described in the second embodiment 
{ TAIL ~ Only those aspects } of { HEAD ~ the second embodiment } which differ in structure from those on the first embodiment will be described in the second embodiment
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH