Using CC(C)(C)OC(=O)N1CCC2(CC1)CC(=O)c1cc(-c3ccc(C(N)=O)cn3)ccc1O2 to produce NC(=O)c1ccc(-c2ccc3c(c2)C(=O)CC2(CCNCC2)O3)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.