Using COc1ccc(Nc2nc(NC(=O)C(C)(C)C)nc3[nH]c4ccccc4c23)cc1 to produce COc1ccc(Nc2nc(N)nc3[nH]c4ccccc4c23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.