Is a party to a conspiracy with another to commit it or advises,
hires, counsels or otherwise procures another to commit it. Such party
is also concerned in the commission of any other act which is committed
in pursuance of the intended violation and which, under the circumstances,
is the natural and probable consequence of the intended violation.
This paragraph does not apply to a person who voluntarily changes
his/her mind and no longer desires that the act be committed and notifies
the other parties concerned of his/her withdrawal within a reasonable
time before the commission of the violation so as to allow the others
also to withdraw.