Using CC(C)(C)OC(=O)N1CCN(C(=O)C2CCN(c3ccc(Cl)c(-c4nc5ccccc5[nH]4)c3)C2)CC1 to produce O=C(C1CCN(c2ccc(Cl)c(-c3nc4ccccc4[nH]3)c2)C1)N1CCNCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.