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177.
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O-atoms in 1, at two positions (O2, O2A and O3, O3A) occur with
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Acknowledgements
Financial supports from CSIR (Ref. no. 01(2490)/11/EMR-II) and
UGC (Ref no. 39-735/2010(SR)) New Delhi, India are gratefully 23 H. Hayashibara, S. Nishiyama, S. Tsuruya and M. Masai, J.
acknowledged.
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