('CID100014708', 8),Furazabol
('CID100014708', 8),Furazabol [INN:JAN]
('CID100014708', 8),Furazabol (jan)
('CID100014708', 8),Furazabol (JAN)
('CID100014708', 8),Furazabol (JAN/INN)
('CID100014708', 8),17-epi-Furazabol
('CID100014708', 8),Furazabol (JAN)
('CID100014708', 8),Furazabol (JAN)
('CID106427989', 5),Furazabol, 17-TMS
('CID106427989', 5),Furazabole mono-TMS
('CID106427989', 5),Furazabole Mono-tms
('CID106427989', 5),17-epi-Furazabol, 17-TMS
('CID106427989', 5),Furazabole mono-TMS
ldiff: defaultdict(<type 'list'>, {'CID100014708': [0, 10, 6, 6, 10, 7, 6, 6], 'CID106427989': [8, 10, 10, 15, 10]})
f1: [0, 10, 6, 6, 10, 7, 6, 6]
f2: [8, 10, 10, 15, 10]
c1: Counter({6: 4, 10: 2, 0: 1, 7: 1})
c2: Counter({10: 3, 8: 1, 15: 1})
The chosen was ... CID100014708