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This is to certify that your paper entitled «Synthesis and infrared spectroscopic studyof N,N'-bis(۴-methoxybenzylidene)thiourea with its Co(II) and Ni(II) homobinuclear complexes» was indexed with 7 pages, in the CIVILICA citation database, code COI:JR_CHRL-4-3_005, after evaluation and approval of the referees of the "Chemical Review and Letters Vol 4, Issue 3 , Year 2021.

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