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. 2018 Apr 20;12:41. doi: 10.1186/s13065-018-0411-8

Fig. 8.

Fig. 8

a Overlay of the docked pose of compound 7 (orange) with that of PDB Ligand 4H3X (white); b docked pose: H-bond interaction of compound 7 in the binding site of MMP-9 protein