Using OC1(c2ccccc2)CCNCC1, O=C(O)CC1COc2ccccc2O1 to produce O=C(CC1COc2ccccc2O1)N1CCC(O)(c2ccccc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.