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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Optimized molecular geometries, electron density distributions, and energy levels of the HOMO and LUMO orbitals for the molecules at the B3LYP/6-311g(d) basis set.