The compounds of Formula may be administered by any means suitable for the condition to be treated, which may depend on {HEAD ~ the need} for {TAIL ~ site specific treatment} or quantity of drug to be delivered 
The compounds of Formula may be administered by any means suitable for the condition to be treated , which may depend on { HEAD ~ the need } for { TAIL ~ site specific treatment } or quantity of drug to be delivered
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH