Using COc1ccc(Cn2ncc3c4c(cnc32)CCc2c-4cnn2-c2ccccc2)cc1 to produce c1ccc(-n2ncc3c2CCc2cnc4[nH]ncc4c2-3)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.