('CID100024249', 7),1,8-Octamethylenediamine ('CID100024249', 7),Octamethylenediamine ('CID100024249', 7),Octamethylenediamine dihydrochloride ('CID100024249', 7),Octamethylenediamine ('CID100024249', 7),Octamethylenediamine ('CID100024249', 7),1,8-Octamethylenediamine ('CID100024249', 7),Octamethylenediamine dihydrochloride ('CID100015249', 4),N,8-octamethylenediamine ('CID100015249', 4),1,8-Octamethylenediamine, N,N'-bis(aziridinylacetyl)- ('CID100015249', 4),N,N'-Bis(aziridineacetyl)-1,8-octamethylenediamine ('CID100015249', 4),N,N'-Bis(aziridinylacetyl)-1,8-octamethylenediamine ldiff: defaultdict(, {'CID100024249': [4, 0, 16, 0, 0, 4, 16], 'CID100015249': [4, 33, 30, 31]}) f1: [4, 0, 16, 0, 0, 4, 16] f2: [4, 33, 30, 31] c1: Counter({0: 3, 16: 2, 4: 2}) c2: Counter({33: 1, 4: 1, 30: 1, 31: 1}) The chosen was ... CID100024249