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": ""}
  r4 ! East Khasi Hills      ekKG/ 28784  _)n Aristolochiaceae  @1j(( MEGHALAYA  1219 1Sh%   H l. India DWfe   1951-10-10 j+sB   &!cu Mawryngkneng climbing in deep forest  1m.   WALTER N. KOELZ wB    Aristolochia ,   O3 1497343  piperales lv=)6   ARISTOLOCHIA B/@i   
{"catalogNumber": "1497343", "order": "Piperales", "family": "Aristolochiaceae", "scientificName": "Aristolochia", "scientificNameAuthorship": "L.", "genus": "Aristolochia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "28784", "verbatimEventDate": "1951-10-10", "habitat": "Climbing in deep forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "East Khasi Hills", "municipality": "", "locality": "Mawryngkneng", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1219", "maximumElevationInMeters": ""}