Using COC(=O)c1cn2c3c(c(F)c(Cl)cc3c1=O)CCN2C to produce CN1CCc2c(F)c(Cl)cc3c(=O)c(C(=O)O)cn1c23, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.