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": ""}
 carex laxiflora        POALES 7             0r] LA5M.  q|YcS cyperaceae   F43 United States  35465 :dAL    3?6!9 LOY R. PHILLIPPE, MARY ANN FEIST, GREG SPYREAS, PAUL B. MARCUM, DAVID M.KETZNER   D   2003-04-28   !) 1568817  Lj, laxiflora
{"catalogNumber": "1568817", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex laxiflora", "scientificNameAuthorship": "Lam.", "genus": "", "subgenus": "", "specificEpithet": "laxiflora", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Loy R. Phillippe, Mary Ann Feist, Greg Spyreas, Paul B. Marcum, David M. Ketzner", "recordNumber": "35465", "verbatimEventDate": "2003-04-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}