The status of the White group is alive.
aims to create a ko. After
...
... if tries to prevent White from living by oshitsubushi, then
captures anyway, and then use the throw-in at
to capture Black in a connect-and-die.
and
is another interesting attempt, but
and
lives. Due to shortage of liberties, Black cannot play at a to destroy the eye.
here is also a good attack, but
lives easily.