Using CC(NC(C)(C)C)C(O)c1ccc(O)c2[nH]c(=O)ccc12, C[O-] to produce CC(NC(C)(C)C)C(O)c1ccc(OC(=O)c2ccc3c(c2)OCO3)c2[nH]c(=O)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.