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. Author manuscript; available in PMC: 2018 Oct 1.
Published in final edited form as: Photochem Photobiol. 2017 Jun 22;93(5):1193–1203. doi: 10.1111/php.12775

Figure 9.

Figure 9

Sample frontier orbitals involved in the locally excited (LE) states and charge transfer (CT) states. The LE state will refer to π-π* transition of nicotinamide. The CT state will refer to π, nicotinamide-π*, oxamate transition.