0  B4R0.1  CC(=O)CN 4035253 [0,2,0,0,0,0|1,0,1]=4
1  B4R0.2  C=C=CCN 4085485 [0,2,0,0,0,0|2,0,0]=4
2  B4R0.3  NS(=O)(=O)Cl 4036618 [0,2,0,0,0,0|1,0,0]=3