Using CS(=O)(=O)Cl, O=C1c2ccccc2C(=O)N1C1COC2C(O)COC21 to produce CS(=O)(=O)OC1COC2C1OCC2N1C(=O)c2ccccc2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.