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. 2017 Jun 30;11:54–65. doi: 10.2174/1874104501711010054

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© 2017 Vélez et al.

This is an open access article distributed under the terms of the Creative Commons Attribution 4.0 International Public License (CC-BY 4.0), a copy of which is available at: https://creativecommons.org/licenses/by/4.0/legalcode. This license permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

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Fig. (1b) — Molecular formula and R1 susbtituents ofstudied compounds. NBQ-48 presents a nitro substituted moiety at the R1 position whereas ABQ-48 has an amino group.