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| cnp-20220316.htm | 45215 | 2022-03-16 16:59:38 |
| cnp-20220316.xsd | 3028 | 2022-03-16 16:59:38 |
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| cnp-20220316_htm.xml | 13922 | 2022-03-16 16:59:38 |
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