Using CCCCN1CCC(CNC(=O)c2cc(Cl)c(N)n3ccnc23)CC1 to produce CCCCN1CCC(CNC(=O)c2ccc(N)n3ccnc23)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.