Using CC(C)(C)OC(=O)N1CCN(C(=O)c2ccc(NS(=O)(=O)c3cccc4cccnc34)cc2)CC1 to produce O=C(c1ccc(NS(=O)(=O)c2cccc3cccnc23)cc1)N1CCNCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.