0 B17R2.215 Nc1cccc(c1)COc2ccc(cc2)Cl CSC000293987 [2,0,0,0,0,0|2,0,0]=4 1 B19R2.4993 OCc1ccc(cc1)COc2ccc(c(c2)Cl)Cl CSC008317928 [1,1,0,0,0,0|1,0,0]=3