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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible research tax credit carryforwards.

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Amount recognized for uncertainty in income taxes classified as noncurrent.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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