Using COC(=O)c1ccc(CN2CCC(CN[C@@H]3C[C@H]3c3ccc(C4CC4)cc3)CC2)cc1 to produce O=C(O)c1ccc(CN2CCC(CN[C@@H]3C[C@H]3c3ccc(C4CC4)cc3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.