Oxidized sulfur derivatives of {HEAD ~ diaminophosphinyl compounds} as {TAIL ~ urease inhibitors} and urease inhibited urea based fertilizer compositions 
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Oxidized sulfur derivatives of { HEAD ~ diaminophosphinyl compounds } as { TAIL ~ urease inhibitors } and urease inhibited urea based fertilizer compositions
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH