Using [O-][I+3]([O-])([O-])[O-], C=Cc1ccc2nnc(CNC(=O)OC(C)(C)C)n2n1 to produce CC(C)(C)OC(=O)NCc1nnc2ccc(C=O)nn12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.