Using CC(C)c1cc(Cl)nnc1Cl, OCCc1cc(Cl)c(O)c(Cl)c1 to produce CC(C)c1cc(Oc2c(Cl)cc(CCO)cc2Cl)nnc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.