Using CNc1ccccc1, CC(C)(C)OC(=O)Nc1cccc(Nc2cc(Cl)ncn2)c1 to produce CN(c1ccccc1)c1cc(Nc2cccc(NC(=O)OC(C)(C)C)c2)ncn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.