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. 2020 May 6;10:7668. doi: 10.1038/s41598-020-64790-y

Figure 1.

Figure 1

(A) Absorption spectra of 2Hzin5NP and its hydrazone products in methanol. From left to right, 2Hzin5NP (blue), aliphatic hydrazone; 2 (red), aromatic hydrazone; 3 (green). (B) Emission spectra of compounds in methanol. 2Hzin5NP (blue, λex = 354 nm, λem = 469 nm), 2 (red, λex = 397 nm, λem = 502 nm), 3 (green, λex = 418 nm, λem = 517 nm). (C) Solutions of 2Hzin5NP, its aromatic hydrazone in methanol under room light (left) and long wavelength fluorescent light (right). (D) Solutions of 2Hzin5NP, its aliphatic hydrazone in methanol under room light (left) and long wavelength fluorescent light (right).