('CID100606974', 4),TALBUTAL
('CID100606974', 4),Talbutal (INN)
('CID100606974', 4),Talbutal [INN]
('CID100606974', 4),Talbutal-permethylated
('CID100008275', 4),Talbutal
('CID100008275', 4),TALBUTAL
('CID100008275', 4),Talbutal (INN)
('CID100008275', 4),Talbutal [INN]
ldiff: defaultdict(<type 'list'>, {'CID100606974': [0, 6, 6, 14], 'CID100008275': [0, 0, 6, 6]})
f1: [0, 6, 6, 14]
f2: [0, 0, 6, 6]
c1: Counter({6: 2, 0: 1, 14: 1})
c2: Counter({0: 2, 6: 2})
The chosen was  ... CID100008275