{TAIL ~ The contents} of {HEAD ~ the B register} are then normalized, i.e. returned to the original exponent 
{ TAIL ~ The contents } of { HEAD ~ the B register } are then normalized , i.e. returned to the original exponent
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH