Using CCOC(=O)NC[C@@H]1CCN(CCc2ccnc3ccc(OC)nc23)C1 to produce COc1ccc2nccc(CCN3CC[C@@H](CN)C3)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.