The acid addition salts are simply a more convenient form for {TAIL ~ use}; and in practice, {HEAD ~ use} of the salt form inherently amounts to use of the base form 
The acid addition salts are simply a more convenient form for { TAIL ~ use } ; and in practice , { HEAD ~ use } of the salt form inherently amounts to use of the base form
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH