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": ""}
cuba Dt% ;      cyperaceae  W<$      12943 z    ~  Rhynchospora   K/u (Michx.) Vahl FASCICULARIS 2W=S  RHYNCHOSPORA FASCICULARIS qJS  1137237  rE   GK e. l. ekman         4 poales 
{"catalogNumber": "1137237", "order": "Poales", "family": "Cyperaceae", "scientificName": "Rhynchospora fascicularis", "scientificNameAuthorship": "(Michx.) Vahl", "genus": "Rhynchospora", "subgenus": "", "specificEpithet": "fascicularis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E. L. Ekman", "recordNumber": "12943", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Cuba", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}