0 B20R3.30190 C(Nc1ccc2ccccc2c1)c3ccccc3 CSC000224561 [2,0,0,0,0,0|2,0,0]=4 1 B22R3.14377 COc1ccc(cc1)CNc2ccc3ccccc3c2 CSC046108983 [1,1,0,0,0,0|2,0,0]=4