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Rear Cinch

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A simple protocol for the preparation of O-acylated enol form (R/S)-ethyl-2-acetoxy-4-phenyl-4H-chromene-3-carboxylate 5 was presented. The compound was characterized by 1H-. 13C-and DEPT135 NMR spectra. including {1H. https://countryscenesaddleryandpetsuppliers.shop/product-category/rear-cinch/
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