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  • 0 (xsd:integer)
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  • 292 (xsd:integer)
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  • The two multiplets assigned to the methynic protons (H) fall at 3.17 and 3.11 ppm, while the four multiplets assigned to methylene protons fall two at 2.49 and 2.39 ppm (H with quasi-axial orientation) and the other two overlap at 2.7-2.8 ppm (H with quasi-equatorial orientation) (Figure 4).
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