Using O=C1c2ccccc2C(=O)N1c1nccc2cc(O[C@H]3CCCN(Cc4ccccc4)C3)ccc12 to produce Nc1nccc2cc(O[C@H]3CCCN(Cc4ccccc4)C3)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.