0  B8R0.5  CCOC(=O)CC(=O)O 1071-46-1 [2,0,0,0,0,0|1,0,0]=3
1  B8R0.23  CC(C)CC(=O)C(=O)O 816-66-0 [0,0,0,0,2,0|1,0,0]=3