Using CC(=O)Br, O=C(NCCCN1CCC(O)(c2ccccc2)CC1)OCc1ccccc1 to produce CC(=O)OC1(c2ccccc2)CCN(CCCNC(=O)OCc2ccccc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.