Using COc1ccc(C(=O)N(NC(N)=O)c2ccc(OC)nc2)cc1 to produce COc1ccc(-c2nc(O)nn2-c2ccc(OC)nc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.