These compounds are useful in the treatment of diseases of the central nervous system, the cardiovascular system, {HEAD ~ the pulmonary system}, the gastrointestinal system and {TAIL ~ the endocrinologic system} 
These compounds are useful in the treatment of diseases of the central nervous system , the cardiovascular system , { HEAD ~ the pulmonary system } , the gastrointestinal system and { TAIL ~ the endocrinologic system }
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 HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL