(b)
Exceptions
Subsection (a) shall not apply to any option, agreement, right, or restriction which meets each of the following requirements:
(1)
It is a bona fide business arrangement.
(2)
It is not a device to transfer such property to members of the decedent’s family for less than full and adequate consideration in money or money’s worth.
(3)
Its terms are comparable to similar arrangements entered into by persons in an arms’ length transaction.