Using COc1cc2[nH]c(=O)[nH]c(=O)c2cc1OC, COc1ccccc1N1CCN(CCCl)CC1 to produce COc1cc2[nH]c(=O)n(CCN3CCN(c4ccccc4OC)CC3)c(=O)c2cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.