Using COc1cc(OC)nc(C2OC(=O)c3ncccc32)n1, [O-]Cl to produce COc1cc(OC)nc(C(=O)c2cccnc2C(=O)O)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.