Using C=CCN(CC=C)C1CC(OCc2ccc(OC)cc2)CC1O, CCN(CC)CC to produce C=CCN(CC=C)C1CC(OCc2ccc(OC)cc2)CC1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.