the composite oxide does not contain {HEAD ~ cerium} and does contain zirconium and {TAIL ~ neodymium} as essential components and a rare earth metal R other than cerium and neodymium  
the composite oxide does not contain { HEAD ~ cerium } and does contain zirconium and { TAIL ~ neodymium } as essential components and a rare earth metal R other than cerium and neodymium
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH