A method of inhibiting the transport of {HEAD ~ a neurotransmitter} away from {TAIL ~ a synapse} comprising contacting said synapse with a compound selected from the group consisting of compounds having the structure: ##STR7## wherein 
away from
A method of inhibiting the transport of { HEAD ~ a neurotransmitter } away from { TAIL ~ a synapse } comprising contacting said synapse with a compound selected from the group consisting of compounds having the structure : # # STR7 # # wherein
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH