('CID100024763', 7),Inulin
('CID100024763', 7),INULIN
('CID100024763', 7),Inulin and sodium chloride
('CID100024763', 7),Inulin [BAN]
('CID100024763', 7),Inulin from Jerusalem artichokes
('CID100024763', 7),Inulin USP 27
('CID100024763', 7),INULIN
('CID100439552', 5),INULIN
('CID100439552', 5),Inulin and sodium chloride
('CID100439552', 5),Inulin [BAN]
('CID100439552', 5),Inulin from Jerusalem artichokes
('CID100439552', 5),Inulin USP 27
ldiff: defaultdict(<type 'list'>, {'CID100024763': [0, 0, 20, 6, 26, 7, 0], 'CID100439552': [0, 20, 6, 26, 7]})
f1: [0, 0, 20, 6, 26, 7, 0]
f2: [0, 20, 6, 26, 7]
c1: Counter({0: 3, 26: 1, 20: 1, 6: 1, 7: 1})
c2: Counter({0: 1, 26: 1, 20: 1, 6: 1, 7: 1})
The chosen was ... CID100024763