Using CNCc1nc2ccccc2[nH]1, O=C(O)Cn1c(=O)sc2ccc(Cl)cc21 to produce CN(Cc1nc2ccccc2[nH]1)C(=O)Cn1c(=O)sc2ccc(Cl)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.