Using CC(C)(C)OC(=O)N[C@@H]1CC(=O)N(c2ccc3c(c2)N(COCc2ccccc2)C(=O)CO3)C1 to produce CC(C)(C)OC(=O)N[C@@H]1CC(=O)N(c2ccc3c(c2)NC(=O)CO3)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.