Here's some (i hope) good news about this hyterocyclic substance.....
US 1421743 Process for the manufacture of products from acetylene
US 3264307 Production of pyridines
US 3829429 Catalytic synthesis of substituted pyridines from acetylenes and nitriles
Cobalt-catalyzed pyridine synthese from alkynes and nitriles - Angew.Chem.Int.Engl. 17,505-515 (1978)
Cobalt-catalyzed synthesis of pyridiens from acetylenes and nitriles - Tetrahedron Letters No.36 p3383-3384 (1973)
First cobalt(I)- catalysed heterodyclotrimerization of theyne with nitriles to pyrides in water under mild conditions. - J.Chem.Soc. Chem. Comm. 1995 p179-180
Photo-assisted cocylization of acetylene and nitriles catalyzed by cobalt complexes at ambient temperature and normal pressure - Tetrahedorn letters vol30,no.10,pp1229-1232, 1989
and the site that started this whole search
http://www.ifok.uni-rostock.de/e/Science/Projects/bhelle/index-ResearchProject.htm
and the site that lead me to that
http://www.sciencemadness.org/talk/index.php
I have been looking for this (potential) synth for a long time - just hope its realizable.