('CID104473090', 2),DELTA-(L-ALPHA-AMINOADIPOYL)-L-CYSTEINYL-D-VINYLGLYCINE
('CID104473090', 2),DELTA-(L-ALPHA-AMINOADIPOYL)-L-CYSTEINYL-D-VINYLGLYCINE
('CID104369273', 1),DELTA-(L-ALPHA-AMINOADIPOYL)-L-CYSTEINYL-D-VINYLGLYCINE
ldiff: defaultdict(<type 'list'>, {'CID104473090': [0, 0], 'CID104369273': [0]})
f1: [0, 0]
f2: [0]
c1: Counter({0: 2})
c2: Counter({0: 1})
The chosen was ... CID104473090