Using ClCCl, CN(C(=O)Nc1cccnc1)c1ccc2c(ccn2C)c1 to produce CN(C(=O)N(C)c1ccc2c(ccn2C)c1)c1cccnc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.