('CID100001013', 6),PHOSPHORIBULOSYL-FORMIMINO-AICAR-P
('CID100001013', 6),phosphoribulosylformimino-AICAR-P
('CID100001013', 6),Phosphoribulosylformimino-AICAR-phosphate
('CID100001013', 6),phosphoribulosylformimino-AICAR-P
('CID100001013', 6),PHOSPHORIBULOSYL-FORMIMINO-AICAR-P
('CID100001013', 6),Phosphoribulosyl-formimino-AICAR-phosphate
('CID100000200', 5),AICAR
('CID100000200', 5),AICAR monophosphate
('CID100000200', 5),AICAR
('CID100000200', 5),AICAR
('CID100000200', 5),AICAR monophosphate
ldiff: defaultdict(<type 'list'>, {'CID100001013': [29, 28, 36, 28, 29, 37], 'CID100000200': [0, 14, 0, 0, 14]})
f1: [29, 28, 36, 28, 29, 37]
f2: [0, 14, 0, 0, 14]
c1: Counter({28: 2, 29: 2, 36: 1, 37: 1})
c2: Counter({0: 3, 14: 2})
The chosen was  ... CID100000200