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": ""}
7840 H1~1     7D:b  (Blume) Blume   #zi 1935-02-05 RAHMAT SI BOEEA %a    ` melastomataceae    c e  ASAHAN        !e, MYRTALES    | Medinlla quadrifolia vicinity of loemban ria %E  north sumatra L     X/ INDONESIA  
{"catalogNumber": "", "order": "Myrtales", "family": "Melastomataceae", "scientificName": "Medinilla quadrifolia", "scientificNameAuthorship": "(Blume) Blume", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Rahmat Si Boeea", "recordNumber": "7840", "verbatimEventDate": "1935-02-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Indonesia", "stateProvince": "North Sumatra", "county": "Asahan", "municipality": "", "locality": "Vicinity of Loemban Ria", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}