Can You Crack This Number Grid

Logic Level 2

Using the digits 1 through 9 without repetition, fill out the number grid above. What is the product of the numbers in the 4 corners?

Note: The order in which this grid calculates is left-to-right/top-to-bottom unlike the usual order of operations. E.g., \(1+2\times 3 = (1+2)\times3=9.\)

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