Using CCOC(=O)c1c(C)nc2c(OCc3c(F)cccc3F)cc(C)cn12 to produce Cc1cc(OCc2c(F)cccc2F)c2nc(C)c(C(=O)O)n2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.