Using CC(C)(C)OC(=O)N1CCN(C(=O)SCc2ccc(OCc3ccccc3)cc2)CC1 to produce O=C(SCc1ccc(OCc2ccccc2)cc1)N1CCNCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.