In other embodiments, the inventive compounds and libraries are generated from {HEAD ~ diversifiable scaffolds} synthesized from {TAIL ~ the pyridine based template} isonicotinamide 
synthesized from
In other embodiments , the inventive compounds and libraries are generated from { HEAD ~ diversifiable scaffolds } synthesized from { TAIL ~ the pyridine based template } isonicotinamide
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH