Using C1COCCO1, COc1ccc(C[C@@H](NC(=O)OC(C)(C)C)C(=O)N(CC(=O)OCc2ccccc2)Cc2ccccc2)cc1 to produce COc1ccc(C[C@H]2NC(=O)CN(Cc3ccccc3)C2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.