Using CCOC(=O)c1c(NC(=O)c2nc(C3CC3)cnc2Nc2cncnc2)cnn1C to produce Cn1ncc(NC(=O)c2nc(C3CC3)cnc2Nc2cncnc2)c1C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.