Using C=Cc1c(F)c(F)c(F)c2c1c(=O)c(C(=O)OCC)cn2-c1ccc(F)cc1F to produce C=Cc1c(F)c(F)c(F)c2c1c(=O)c(C(=O)O)cn2-c1ccc(F)cc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.