Using OC(c1cn(C(c2ccccc2)(c2ccccc2)c2ccccc2)cn1)c1cccc2c1OCCO2 to produce c1cc(Cc2cnc[nH]2)c2c(c1)OCCO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.