Using CN(C)N=Nc1[nH]c(-c2ccccc2)nc1C(=O)OCc1ccccc1 to produce CN(C)N=Nc1[nH]c(-c2ccccc2)nc1C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.