Using CC(C)(C)OC(=O)N1C[C@@H]2C[C@@H](O)CN2[C@H](C(c2ccccc2)c2ccccc2)C1, CC(C)OC(=O)N=NC(=O)OC(C)C to produce CC(=O)O[C@H]1C[C@H]2CN(C(=O)OC(C)(C)C)C[C@@H](C(c3ccccc3)c3ccccc3)N2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.