Using Nc1ccc2nc3ccccc3c(N)c2c1, C=CC(=O)OC(C)(C)C to produce CC(C)(C)OC(=O)C=Cc1ccc2nc3ccccc3c(N)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.