selected publications academic article Solvent-free synthesis and crystal structure of rac-2-thiohydantoin-valine 2019-1-1 Synthesis, crystal structure and hydrogen-bonding patterns in (RS)-1-carbamoyl pyrrolidine-2-carboxylic acid 2012-4-1 Redetermination of 1-carboxy-cyclo-hexan-1-aminium chloride 2009-1-1