('CID100448117', 2),S-(N-HYDROXY-N-IODOPHENYLCARBAMOYL)GLUTATHIONE
('CID100448117', 2),S-(N-HYDROXY-N-IODOPHENYLCARBAMOYL)GLUTATHIONE
('CID105326751', 1),S-(N-HYDROXY-N-IODOPHENYLCARBAMOYL)GLUTATHIONE
ldiff: defaultdict(<type 'list'>, {'CID105326751': [0], 'CID100448117': [0, 0]})
f1: [0, 0]
f2: [0]
c1: Counter({0: 2})
c2: Counter({0: 1})
The chosen was ... CID100448117