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Furthermore,the  Prato  reaction,   nitrile  oxide,   quinodimethane  via ¦Á£¬¦Á¡ä-
dibromo-o-xylene/zinc  wetted  with  THF,   and  ethyl  bromo-
malonate/NaH  all failed to produce functionalized nanotubes under
solvent-free  or  even  slightly  organic  solvent-wetted  paste-like
reaction conditions.
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