Using CN1Cc2ccc(N3CCO[C@H]([C@@H](O)C(=O)Nc4ccc(CNC(=O)OC(C)(C)C)cc4)C3=O)cc2C1=O to produce CN1Cc2ccc(N3CCO[C@H]([C@@H](O)C(=O)Nc4ccc(CN)cc4)C3=O)cc2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.