Using CCO, O=c1oc2ccc(Cl)cc2c(NC2CCN(Cc3ccc4c(c3)OCO4)CC2)c1[N+](=O)[O-] to produce CC(=O)Nc1c(NC2CCN(Cc3ccc4c(c3)OCO4)CC2)c2cc(Cl)ccc2oc1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.