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": ""}
  @c] a SMILAX POLYACANTHA  NQ Wall. ex Kunth 1492585 M X  MEGHALAYA x3di   climbing in forest y6o    WEZ  East Khasi Hills    CHERRAPUNJEE Pq9  Smilacaceae /C     ?  + liliales    R 1219  30016 @[|%      #J polyacantha  
{"catalogNumber": "1492585", "order": "Liliales", "family": "Smilacaceae", "scientificName": "Smilax polyacantha", "scientificNameAuthorship": "Wall. ex Kunth", "genus": "", "subgenus": "", "specificEpithet": "polyacantha", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "30016", "verbatimEventDate": "", "habitat": "Climbing in forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Meghalaya", "county": "East Khasi Hills", "municipality": "", "locality": "Cherrapunjee", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1219", "maximumElevationInMeters": ""}