Using COC(=O)[C@H]1CN(CCSc2ccccc2)CC[C@H]1CCCc1ccnc2ccc(OC)cc12 to produce COc1ccc2nccc(CCC[C@@H]3CCN(CCSc4ccccc4)C[C@@H]3C(=O)O)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.