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": ""}
 1929-06-29 o  laxiculmis 5>xp      PVu|p Carex        ! R. R. Dreisbach  var. 1    2245 FoUMy   4 CYPERACEAE pennsylvani ]hK  delaware B     al laxiculmis   g U Poales  O [S 1375456
{"catalogNumber": "1375456", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "laxiculmis", "verbatimTaxonRank": "var.", "infraspecificEpithet": "laxiculmis", "identifiedBy": "", "recordedBy": "R. R. Dreisbach", "recordNumber": "2245", "verbatimEventDate": "1929-06-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Pennsylvania", "county": "Delaware", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}