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": ""}
  AGERATINA CHORICEPHALA `@6d            CHORICEPHALA  &A9,    -q2 19.8935  bv mexico  Asterales sxQ    W 1537535    .G rogers mcvaugh & walter n. koelz  STEEP HILLSIDES IN PINE FOREST AREAS, IN HEAVY RED CLAY LOAM (&b   AGERATINA [ Tr 
{"catalogNumber": "1537535", "order": "Asterales", "family": "", "scientificName": "Ageratina choricephala", "scientificNameAuthorship": "", "genus": "Ageratina", "subgenus": "", "specificEpithet": "choricephala", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Rogers McVaugh & Walter N. Koelz", "recordNumber": "", "verbatimEventDate": "", "habitat": "Steep hillsides in pine forest areas, in heavy red clay loam", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "19.8935", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}