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Title xxxxxxxxxxx XXXXX 1, XXXXXXXXXX 1, 2*, 1 Demonstration School, University of Phayao, Phayao 56000, Thailand 2 Division of Chemistry, School of Science, University of Phayao, Phayao 56000, Thailand; *E-mail: xxxx Result and Discussion Abstract Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Introduction Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Mechanism Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Picture Figure 1 xxxxxxxxxxxxx Text Text Text Text Text Text Text Text Text Text Conclusion Scheme 1 xxxxxxxxxxxxxxxx Experiment Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Picture Figure 1 xxxxxxxxxxxxx Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Acknowledgements Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Referenes Text Text Text Text Text Text Text Text Text Text Text Text Text Text