3,4-Dihydro-2H-pyran
  2,2'-Dipyridyl
  4,4'-Dipyridyl
  2,3-dimethylpyridine
  3,5-Dimethylpyridine
  4-Methylbenzenesulfonic...
  Acetoxyacetyl chloride
  Phloroglucinol
  3-Amino-4-methylbenzoic acid
  2,5-Bis(2,2,2-trifluoroethoxy)...
  4-Hydroxyquinoline
  Ethyl Isocyanoacetate
  2-Aminothiazole