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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cst_S000053000Member_lbl" xml:lang="en-US">Protective Life Dynamic Allocation Series - Growth Portfolio</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cst_C000166589Member_lbl" xml:lang="en-US">Protective Life Dynamic Allocation Series - Moderate Portfolio Shares</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cst_C000166590Member_lbl" xml:lang="en-US">Protective Life Dynamic Allocation Series - Growth Portfolio Shares</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cst_INDEX1Member_lbl" xml:lang="en-US">MSCI All Country World IndexSM (reflects no deduction for expenses, fees or taxes, except foreign withholding taxes)</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="cst_INDEX2Member_lbl" xml:lang="en-US">Protective Life Conservative Allocation Index (reflects no deduction for expenses, fees or taxes)</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cst_INDEX3Member_lbl" xml:lang="en-US">MSCI All Country World IndexSM (reflects no deduction for expenses, fees or taxes, except foreign withholding taxes)</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="cst_INDEX5Member_lbl" xml:lang="en-US">MSCI All Country World IndexSM (reflects no deduction for expenses, fees or taxes, except foreign withholding taxes)</link:label>
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