Using COc1ccc(CN2C(=O)[C@@H](NC(=O)OCc3ccccc3)[C@H]2CC=O)c(OC)c1, NO to produce COc1ccc(CN2C(=O)[C@@H](NC(=O)OCc3ccccc3)[C@H]2C/C=N/O)c(OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.