Using CC(C)(C)OC(=O)N1CC2CC(=O)CC(C1)N2Cc1ccccc1 to produce CC(C)(C)OC(=O)N1CC2CC(=O)CC(C1)N2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.