Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-Topic 740
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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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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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