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": ""}
1997-09-25 0FMs    h4 3738   asteraceae QppGy     -83.77421   ROBERT W. SMITH B?s)9   Da SYMPHYOTRICHUM _PILOSUM Asterales  <?T  pilosum s   K SYMPHYOTRICHUM   SANDY FIELD )4   M Michigan  41.85145 ]T  1251652 p   MUT UNIT3D STATES     
{"catalogNumber": "1251652", "order": "Asterales", "family": "Asteraceae", "scientificName": "Symphyotrichum pilosum", "scientificNameAuthorship": "", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "pilosum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert W. Smith", "recordNumber": "3738", "verbatimEventDate": "1997-09-25", "habitat": "sandy field", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "41.85145", "decimalLongitude": "-83.77421", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}