Fig. 5From: Review of techniques and models used in optical chemical structure recognition in images and scanned documentsThree representations of the same formula: InChI=1S/C13H14N2O3S2/c16-12-8-9(4-3-7-14-12)20(17,18)13-15-10-5-1-2-6-11(10)19-13/h1-2,5-6,9H,3-4,7-8H2,(H,14,16)Back to article page