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": ""}
 thicket.  ,w5y    CRATAEGUS MARGARETTA !       . -84.11131  kG w. of r. raisin, n. of carlton rd., madison twp.   41.66224 WDIpa    |h8c UNITED STATES   502 u    D- CRATAEGUS      michigan ;|p2 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Crataegus margaretta", "scientificNameAuthorship": "", "genus": "Crataegus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "502", "verbatimEventDate": "", "habitat": "Thicket.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "W. of R. Raisin, N. of Carlton Rd., Madison Twp.", "decimalLatitude": "41.866224", "decimalLongitude": "-84.11131", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}