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": ""}
  TH Crassulaceae 4415 ;     a^ acre         Pz michigan   SAXIFRAGALES Z       8V- V -85.457763  *V3g "Common in ditch."     .+RsL timothy l. walters    f)Ah SEDUM ACRE 
{"catalogNumber": "", "order": "Saxifragales", "family": "Crassulaceae", "scientificName": "Sedum acre", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "acre", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Timothy L. Walters", "recordNumber": "4415", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Common in ditch.\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-85.457763", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}