A process for the removal from raw coffee of constituents which contribute to the presence of undesired stimulants in {HEAD ~ roasted coffee}, without changing {TAIL ~ the caffeine content} 
without changing
A process for the removal from raw coffee of constituents which contribute to the presence of undesired stimulants in { HEAD ~ roasted coffee } , without changing { TAIL ~ the caffeine content }
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 OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL