Using COC(=O)c1cc(C2=NOC(c3ccccc3)C2)nc(C)n1 to produce Cc1nc(C(=O)O)cc(C2=NOC(c3ccccc3)C2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.