Using Cc1cn2cc(-c3ccc(C4(NC(=O)OC(C)(C)C)CC4)nc3)ccc2n1 to produce Cc1cn2cc(-c3ccc(C4(N)CC4)nc3)ccc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.