Using COCCCn1ncc2ccc(C[C@@H](C[C@H](NC(=O)OC(C)(C)C)[C@@H](O)C[C@H](CO)C(C)C)C(C)C)cc21 to produce COCCCn1ncc2ccc(C[C@@H](C[C@H](NC(=O)OC(C)(C)C)[C@@H]3C[C@@H](C(C)C)C(=O)O3)C(C)C)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.