Using COC(=O)c1cccc(CN(c2ccnc(-c3ccc(OCc4ccccc4)cc3)n2)C2CCCC2)c1 to produce COC(=O)c1cccc(CN(c2ccnc(-c3ccc(O)cc3)n2)C2CCCC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.