Directory of http://herschel.esac.esa.int/hipe/installers/v2.3.0/MacOSX/

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drwxr-xr-x    2 5876     100          4096 Feb 19  2010 .
drwxr-xr-x    7 5876     100          4096 Feb 19  2010 ..
-rwxr-xr-x    1 5876     100       5014511 Feb 19  2010 HIPE_2_3_0_INSTALLER.zip