Using CS(=O)(=O)OCCc1ccc2c(c1)C(=O)c1ccccc1CO2, c1ccc(N2CCNCC2)cc1 to produce O=C1c2ccccc2COc2ccc(CCN3CCN(c4ccccc4)CC3)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.