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": ""}
 Ambrosia artemisiifolia [xr   india kn@YG     c6jk@ ALONG STREAM %IN OPEN  WALTER N. KOELZ ;+ I>   $ppw Below Mawphlang ASTERACEE rvOz`    GLGS~ artemisiifolia    |. 2D%j#   east khasi hills Zd(R?   ASTERAL*ES mn  1949-09-16 +ll^   F 23998  AMBROSIA l!-=   cg  Meqhalaya  &@ 1219 1537674  !%6 
{"catalogNumber": "1537674", "order": "Asterales", "family": "Asteraceae", "scientificName": "Ambrosia artemisiifolia", "scientificNameAuthorship": "L.", "genus": "Ambrosia", "subgenus": "", "specificEpithet": "artemisiifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "23998", "verbatimEventDate": "1949-09-16", "habitat": "Along stream in open", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Meghalaya", "county": "East Khasi Hills", "municipality": "", "locality": "Below Mawphlang", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1219", "maximumElevationInMeters": ""}