Another object of {TAIL ~ the invention} is to provide processes for synthesizing {HEAD ~ these novel iron sulfides} 
Another object of { TAIL ~ the invention } is to provide processes for synthesizing { HEAD ~ these novel iron sulfides }
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD