Using Cc1cc(=O)[nH]c2cc(OCCCN3CCN(c4ccccc4)CC3)ccc12 to produce CC1CC(=O)Nc2cc(OCCCN3CCN(c4ccccc4)CC3)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.