0 B17R3.35227 c1ccc2c(c1)cc3ccccc3c2Cl FR-0493 [2,0,0,0,0,0|2,0,0]=4 1 B19R3.169429 c1ccc2c(c1)C(=O)c3ccc(cc3C2=O)Br FR-2512 [1,1,0,0,0,0|2,0,0]=4