Using Clc1ccc(-n2ncc3c2CCNC3)nn1, O=C(CCl)N1CCN(C2CCC2)CC1 to produce O=C(CN1CCc2c(cnn2-c2ccc(Cl)nn2)C1)N1CCN(C2CCC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.