CC(C)CC(C(=O)O)NC(=O)C(Cc1ccccc1)NCCC(=O)O 642938 IC50 > 100000 nM 12243 8 P09470 Angiotensin-converting enzyme CC(C(=O)O)NC(=O)C(Cc1ccccc1)N 256330 IC50 > 1e+06 nM 12243 8 P09470 Angiotensin-converting enzyme CC(C)CC(C(=O)O)NC(=O)C(Cc1ccccc1)C(=O)O 642936 IC50 > 1e+06 nM 12243 8 P09470 Angiotensin-converting enzyme