CNC(=O)CN1CC2(CNN(c3cncc4ccccc34)C2=O)c2cc(Cl)ccc2C1=O
CNC(=O)C1(N2CC3(CNN(c4cncc5ccccc45)C3=O)c3cc(Cl)ccc3C2=O)CC1
N#CC1(CS(=O)(=O)N2CC3(CNN(c4cncc5ccccc45)C3=O)c3cc(Cl)ccc3C2=O)CC1
CNC(=O)CN1CC2(C=NN(c3cncc4ccccc34)C2=O)c2cc(Cl)ccc2C1=O
Suggestions from Bobby Glen, alternatives to lactam picking up additional interaction.