Setting up purchase accrual accounts by requisition BU doesn't work

Summary:

There is a requirement to reference the purchase requisition BU and switch the purchase accrual account depending on the value.

Content (please ensure you mask any confidential information):

1.Expense Accrual Account - What should be set for the Sold-to BU Name that the Business Unit references?

*I tried to set the purchase requisition BU but it is not correctly determined.

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