those derived from non toxic metals such as sodium or potassium ammonium salts and organoamino salts such as triethylamine salts numerous appropriate such salts will be known to those of ordinary skill the physician or other health care professional can select the appropriate dose and treatment regimen based on the subject 39 s weight age and physical condition dosages will generally be selected to maintain a serum level of compounds of the invention between about 0 01 u03bcg cc and about 1000 u03bcg cc preferably between about 0 1 u03bcg cc and about 100 u03bcg cc for parenteral administration an alternative measure of preferred amount is from about 0 001 mg kg to about 10 mg kg alternatively from about 0 01 mg kg to about 10 mg kg more preferably from about 0 01 mg kg to about 1 mg kg from about 0 1 mg kg to about 1 mg kg will be administered for oral administrations an alternative measure of preferred administration amount is from about 0 001 mg kg to about 10 mg kg from about 0 1 mg kg to about 10 mg kg more preferably from about 0 01 mg kg to about 1 mg kg from about 0 1 mg kg to about 1 mg kg for administrations in suppository form an alternative measure of preferred administration amount is from about 0 1 mg kg to about 10 mg kg more preferably from about 0 1 mg kg to about 1 mg kg all starting materials are commercially available or earlier described in the literature the 1 h and 13 c nmr spectra were recorded either on bruker 300 bruker dpx400 or varian 400 spectrometers operating at 300 400 and 400 mhz.