{TAIL ~ The method} 1 wherein {HEAD ~ said compound} is ##STR7## or its hydrochloride salt 
{ TAIL ~ The method } 1 wherein { HEAD ~ said compound } is # # STR7 # # or its hydrochloride salt
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH