Using CCOC(=O)C1Cc2c(n3c4c(cccc24)CCC3)C(c2ccccc2)N1 to produce CCOC(=O)c1cc2c3cccc4c3n(c2c(-c2ccccc2)n1)CCC4, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.