Using NC(=O)c1ccc(C(O)c2c(OCc3ccccc3)c(=O)ccn2CCO)cc1 to produce NC(=O)c1ccc(C(O)c2c(O)c(=O)ccn2CCO)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.