ChemInform Abstract: Thiamine Hydrochloride (VB1)‐Catalyzed One‐Pot Synthesis of (E)‐N‐Benzylidene‐2‐phenyl‐1H‐benzo[d]imidazo[1, 2‐a]imidazol‐3‐amine Derivatives. Issue 33 (25th July 2013)