Using CSC(=N)N, CC(=CC(=O)NC(C)(C)C)OC(=O)c1nc2ccccc2nc1N to produce CSC(=N)NC(=O)c1nc2ccccc2nc1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.