Using CCOC(=O)CC(c1ccccc1)c1c[nH]c2cc(OCCCNc3ncc[nH]3)ccc12 to produce O=C(O)CC(c1ccccc1)c1c[nH]c2cc(OCCCNc3ncc[nH]3)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.