Using ClCCl, Cn1cc(-c2ccc(C3(NC(=O)OC(C)(C)C)CC3)nc2)cn1 to produce Cn1cc(-c2ccc(C3(N)CC3)nc2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.