Using COc1ccc2ncc(=O)n(CC=O)c2n1, CO[C@H]1CNC[C@@H](CN2C(=O)c3ccccc3C2=O)C1 to produce COc1ccc2ncc(=O)n(CCN3CC(CN4C(=O)c5ccccc5C4=O)CC(OC)C3)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.