Using CC(C)(C)OC(=O)N1CCC(NC(=O)NCc2cn(-c3ccccc3)c3cc(Cl)ccc3c2=O)CC1 to produce O=C(NCc1cn(-c2ccccc2)c2cc(Cl)ccc2c1=O)NC1CCNCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.