('CID101121018', 4),Allylprodine ('CID101121018', 4),Allylprodine ('CID101121018', 4),Allylprodine ('CID101121018', 4),Allylprodine ('CID100032938', 3),Allylprodine ('CID100032938', 3),Allylprodine [ban:dcf:inn] ('CID100032938', 3),Allylprodine [BAN:DCF:INN] ldiff: defaultdict(, {'CID101121018': [0, 0, 0, 0], 'CID100032938': [0, 14, 14]}) f1: [0, 0, 0, 0] f2: [0, 14, 14] c1: Counter({0: 4}) c2: Counter({14: 2, 0: 1}) The chosen was ... CID101121018