V. V. E.  Ramesh, Priya, G., Rajamohanan, P. R., Hofmann, H. - J., and Sanjayan, G. J., ?Expanding the structural repertoire of beta/alpha Ant-Pro (anthranilic acid-proline) oligomers into gamma/alpha 2-Amb-Pro (2-aminomethyl benzoic acid-proline) oligomers?, Tetrahedron, vol. 68, no. 23, pp. 4399-4405, 2012.