Using COc1c(F)c(F)c(F)c2c1c(=O)c(C(=O)O)cn2C1CC1 to produce O=C(O)c1cn(C2CC2)c2c(F)c(F)c(F)c(O)c2c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.