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(A) Alkyl sidechain folding of the MT substituted by two OCH2CO2CH2CH3 groups in the central benzene unit detected by its single-crystal structure and its 1H-NMR spectra (CDCl3). (B) 1H-NMR data (CDCl3) of the MT substituted by one OCH2CO2CH2CH3 and one OAc group on the central benzene ring.
