Using O=C(O)Cn1c(=O)sc2ccc(Cl)cc21, CNCc1nc2cc(Cl)ccc2[nH]1 to produce CN(Cc1nc2cc(Cl)ccc2[nH]1)C(=O)Cn1c(=O)sc2ccc(Cl)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.