Using COc1cccc2c1Oc1cc(-c3cccnc3)ccc1C2C1CC2CCC(C1)N2 to produce Oc1cccc2c1Oc1cc(-c3cccnc3)ccc1C2C1CC2CCC(C1)N2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.