Using CCOCc1nc2cnc3cc(OCc4ccccc4)ccc3c2n1CC(C)(C)NC(=O)OC(C)(C)C to produce CCOCc1nc2cnc3cc(OCc4ccccc4)ccc3c2n1CC(C)(C)N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.