Opened "h5mkgrp_nested_mult_lp.h5" with sec2 driver.
/                        Group
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/one                     Group
    Location:  1:195
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/one/two                 Group
    Location:  1:342
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/three                   Group
    Location:  1:489
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/three/four              Group
    Location:  1:636
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    Modified:  XXXX-XX-XX XX:XX:XX XXX