NC(=O)NC1(CC(=O)Nc2cccc(Cl)c2)C(=O)Nc2ccccc21
NC(=O)CC1(NC(=O)Cc2cccc(Cl)c2)C(=O)Nc2ccccc21
C[S+]([O-])CC1(CC(=O)Nc2cccc(Cl)c2)C(=O)Nc2ccccc21
O=C(Cc1cccc(Cl)c1)NC1C(=O)NC2CCCCC21
O=C(Cc1cccc(Cl)c1)NC1C(=O)NC2CCCC21
At first I just wanted to add some lipophilicity to butyrolactams, but then I noticed that extending butyrolactone a bit it can reach Gly143 like quinolones
First three should be synthetizable from isatin