Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
   T1 south of hubertus  +8 1907-07-20       1$gj United States 1643449 2tz2;     H5 k, Asparagales ON SAME SHEET WITH CATALOG NUMBERS 164345O, 1643451 #6M            | (Raf.) Raf.  DwnoY Corallorhiza   
{"catalogNumber": "1643449", "order": "Asparagales", "family": "", "scientificName": "", "scientificNameAuthorship": "(Raf.) Raf.", "genus": "Corallorhiza", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1907-07-20", "habitat": "", "occurrenceRemarks": "on same sheet with catalog numbers 1643450, 1643451", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "south of Hubertus", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}