With no explanation, label each line with "other-disease", "O", "other-biologything", "organization-company", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting" or "art-writtenart" preceded by ":".
Biotron
develops
novel
small
molecule
antiviral
therapeutics
targeting
Hepatitis
C
and
HIV
.
Biotron:organization-company
develops:O
novel:O
small:O
molecule:O
antiviral:O
therapeutics:O
targeting:O
Hepatitis:other-disease
C:other-disease
and:O
HIV:other-biologything
.:O