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This is to certify that your paper entitled «Conjugate Addition of Indoles to Electron-Deficient Olefins Catalyzed by CuFe2O4@SO3H under Mild Conditions» was indexed with 1 pages, in the CIVILICA citation database, code COI:ISOC26_072, after evaluation and approval of the referees of the "26th Iranian Seminar on Organic Chemistry held in Zabol 2019.

While offering our congratulations on the indexation of your paper, please be informed that this certificate is prepared based on the information submitted by the secretariat of the above conference and the information contained in the CIVILICA database, and the accuracy of its content can be inquired at any time through link provided at the bottom of the page or scanning the code image.