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": ""}
   EjmH Costa Rica  KN contact um herbarium    2239 U      =c!@  Rhynchospora    RHYNCHOSPORA WATSONII *R#  1137707 %B +@   `< W. THOMAS & M. CHASE    Gc watsonii CYPERACEAE 0     (Britton) Davidse Z  1979-08-08 X@C 
{"catalogNumber": "1137707", "order": "", "family": "Cyperaceae", "scientificName": "Rhynchospora watsonii", "scientificNameAuthorship": "(Britton) Davidse", "genus": "Rhynchospora", "subgenus": "", "specificEpithet": "watsonii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. Thomas & M. Chase", "recordNumber": "2239", "verbatimEventDate": "1979-08-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Costa Rica", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}