Using O=C1c2ccccc2OC2(CCNCC2)CN1Cc1ccccc1, O=C=NC1CCCC1 to produce O=C(NC1CCCC1)N1CCC2(CC1)CN(Cc1ccccc1)C(=O)c1ccccc1O2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.