Using Cc1ccc2c(c1)Nc1c(cnn1C)CN2C(=O)C1CCC(CNC(=O)CC2CCNCC2)CC1, CC(=O)Cl to produce CC(=O)N1CCC(CC(=O)NCC2CCC(C(=O)N3Cc4cnn(C)c4Nc4cc(C)ccc43)CC2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.