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2 * (9picofarads - Interval[{0, 7}]picofarads) - (6picofarads + Interval[{3, 5}]picofarads)
2 * (9picofarads - Interval[{0, 7}]picofarads) - (6picofarads + Interval[{3, 5}]picofarads)
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