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: Lappula squarrosa   u?b -84.005246       eroad 1224307 BORAGINACEAE  IC,>     V "associes: cirsium, panicum capillare, ambrosia artemisiifolia, asclepias syriaca, polygonum persicaria."   f.n. hamerstrom, jr. I zH   SOIL: WET SANDY MUCK. K  Lappula mL,?     ngQu< michigan BORAGINALES  cz   Ta   1942-08-03    B 538
{"catalogNumber": "1224307", "order": "Boraginales", "family": "Boraginaceae", "scientificName": "Lappula squarrosa", "scientificNameAuthorship": "", "genus": "Lappula", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F.N. Hamerstrom, Jr.", "recordNumber": "538", "verbatimEventDate": "1942-08-03", "habitat": "Soil: Wet sandy muck.", "occurrenceRemarks": "\"Associes: Cirsium, Panicum capillare, Ambrosia artemisiifolia, Asclepias syriaca, Polygonum persicaria.\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-84.005246", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}