Using O=[N+]([O-])c1ccc2c(c1)C(c1ccccc1Cl)=NCc1nnc(CCl)n1-2, CCCN(O)CCC to produce CCCN(CCC)Cc1nnc2n1-c1ccc([N+](=O)[O-])cc1C(c1ccccc1Cl)=NC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.