Using O=C(c1ccccc1)N1C[C@H]2OCCN(Cc3ccccc3)[C@H]2C1 to produce c1ccc(CN2CCO[C@@H]3CNC[C@@H]32)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.