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": ""}
   TURA nc  LAMIALES m  roxb. >     thkur rup chand %d  @&    #m:=Y 762  ARBOREA m   64W9 lamiaceae  *&NA 1950-0F4-04  s- 9  1520546  Meghalaya CF&  West Gro Hills g! d9  GMELINA AROREA  qk%   %MF) 3045 INDIA  SM     GMELINA   
{"catalogNumber": "1520546", "order": "Lamiales", "family": "Lamiaceae", "scientificName": "Gmelina arborea", "scientificNameAuthorship": "Roxb.", "genus": "Gmelina", "subgenus": "", "specificEpithet": "arborea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Thakur Rup Chand", "recordNumber": "3045", "verbatimEventDate": "1950-04-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "West Garo Hills", "municipality": "", "locality": "Tura", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "762", "maximumElevationInMeters": ""}