tokens: This indicates an increase in either episomal DNA or concatameric linear DNA .
folded_tokens: this indicates an increase in either episomal dna or concatameric linear dna .
labels: O O O O O O B-DNA_family_or_group I-DNA_family_or_group O B-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group O