Using O=C1c2ccccc2-c2ccc(O)cc21, O[C@H]1CN2CCC1CC2 to produce O=C1c2ccccc2-c2ccc(O[C@@H]3CN4CCC3CC4)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.