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": ""}
   claoxylon <=    E. D. Merrill 6L[H      _ chiang mai  s Aj THAILAND  EUPHORBIACEAE N$       |Hoaq 1667473   ] % Mei Maan and vicnity Ching Mai District 3 M HIGH, 6 CM DIAM; FRUIT wxi8*   X MALPIGHIALES     
{"catalogNumber": "1667473", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Claoxylon", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "E. D. Merrill", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "3 m high, 6 cm diam; fruit", "associatedTaxa": "", "country": "Thailand", "stateProvince": "Chiang Mai", "county": "", "municipality": "", "locality": "Mei Maan and vicinity Ching Mai District", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}