Using O=C1NC(=O)c2ccccc21, O=C(CCl)NCCCn1cc(-c2ccccc2)c2ccccc2c1=O to produce NCC(=O)NCCCn1cc(-c2ccccc2)c2ccccc2c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.