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": ""}
  M5 +T biaciculata   8// -106.813   r? AHUMADA     S  VILLA AHUMADA Y ANEXAS; MOCTEZUM4; VILLA AHUMADA  ? vachellia biaciculata Vachellia 4   1937-07-22 PZ|K   D forr3st shreve   =  1148100  7924  Eqm    xq Cb Fabales    ! 30.5291   )v? Mexico  e 1494 
{"catalogNumber": "1148100", "order": "Fabales", "family": "", "scientificName": "Vachellia biaciculata", "scientificNameAuthorship": "", "genus": "Vachellia", "subgenus": "", "specificEpithet": "biaciculata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Forrest Shreve", "recordNumber": "7924", "verbatimEventDate": "1937-07-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "Ahumada", "municipality": "", "locality": "Villa Ahumada y Anexas; Moctezuma; Villa Ahumada", "decimalLatitude": "30.5291", "decimalLongitude": "-106.813", "verbatimCoordinates": "", "minimumElevationInMeters": "1494", "maximumElevationInMeters": ""}