O=C(c1cncc2ccccc12)N1CCN(c2ccc(Cl)c(Cl)c2)C(=O)C1
O=C(c1cncc2ccccc12)N1CCN(c2cc(Cl)cc(Cl)c2)C(=O)C1
O=C(c1cncc2ccccc12)N1CCN(c2cc(Cl)ccc2Cl)C(=O)C1
COc1ccc(Cl)cc1N1CCN(C(=O)c2cncc3ccccc23)CC1=O
Cc1ccc(Cl)cc1N1CCN(C(=O)c2cncc3ccccc23)CC1=O
Adding another chlorine like in ALP-POS-869ac754-1 or ALP-UNI-3735e77e-2. Substituent ortho- to amide can push aromatic ring and amide out of planarity and stabilize bound conformation.