With no explanation, label each line with "O", "other-medical", "art-broadcastprogram", "art-film", "art-music", "art-other", "art-painting", "art-writtenart", "building-airport" or "building-hospital" preceded by ":".
Metenolone
acetate
is
or
has
been
marketed
under
a
number
of
brand
names
including
Primobolan
,
Primobolan
S
,
Primonabol
,
and
Nibal
.
Metenolone:other-medical
acetate:O
is:O
or:O
has:O
been:O
marketed:O
under:O
a:O
number:O
of:O
brand:O
names:O
including:O
Primobolan:other-medical
,:O
Primobolan:other-medical
S:other-medical
,:O
Primonabol:other-medical
,:O
and:O
Nibal:other-medical
.:O