Using CC(=O)Nc1ccc(-c2n[nH]cc2N2CCN(C(=O)OCc3ccccc3)CC2)c(OCc2ccccc2)c1 to produce CC(=O)Nc1ccc(-c2n[nH]cc2N2CCNCC2)c(O)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.