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": ""}
 -@_m lawn weed  AlL  LEONTODON SAXATILIS  Asteraceae !e  1484160 .      L 2580  Wew AXATILIS   P`U -84.16761       ]g united states   f MICHIGAN    asterales    Lam. 2H|u    
{"catalogNumber": "1484160", "order": "Asterales", "family": "Asteraceae", "scientificName": "Leontodon saxatilis", "scientificNameAuthorship": "Lam.", "genus": "", "subgenus": "", "specificEpithet": "saxatilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "2580", "verbatimEventDate": "", "habitat": "lawn weed", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-84.16761", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}