Using C1CC(N2CCC(CC3CCNCC3)CC2)C1, COC(=O)c1cnc(Cl)cn1 to produce COC(=O)c1cnc(N2CCC(CC3CCN(C4CCC4)CC3)CC2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.