S.  Ramalingam, Bhise, A. D., Show, K., and Kumar, P., ?Concise synthesis of (5R,6S)-tert-butyl 5-acetoxy-6-(hydroxymethyl)-5,6-dihydropyridine-1(2H)-carboxylate?, Arkivoc, no. 2, pp. 220-227, 2013.