The present invention is directed to novel {TAIL ~ 1 piperazine derivatives} substituted at the position 2 of {HEAD ~ the phenyl ring} 
The present invention is directed to novel { TAIL ~ 1 piperazine derivatives } substituted at the position 2 of { HEAD ~ the phenyl ring }
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD