Using ClCCl, Cn1cc(-c2cc3nccn3c(-c3cnn(C(CC#N)C4CCN(C(=O)OC(C)(C)C)CC4)c3)n2)cn1 to produce Cn1cc(-c2cc3nccn3c(-c3cnn(C(CC#N)C4CCNCC4)c3)n2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.