0  B3R0.2  C(=O)([O-])[O-] 5458168 [0,0,0,0,0,0|1,0,1]=2
1  B4R0.3  C[As](=O)(C)[O-] 45479758 [0,1,0,0,0,0|1,0,1]=3
2  B5R0.3  C(C(CBr)Br)O 7281 [0,2,0,0,0,0|1,0,1]=4