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": ""}
 sm UNITED STATES       east of Cheboygan 9i,,      dk   TanaNcetum  AG 1931-07-06   @ 1517262    tanacetum bipinnatum 6$0    john h. ehlers VM   S 4816   b LINDA E. WATSON asteraeae  7AB?    A sandy beach of lake huron
{"catalogNumber": "1517262", "order": "", "family": "Asteraceae", "scientificName": "Tanacetum bipinnatum", "scientificNameAuthorship": "", "genus": "Tanacetum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Linda E. Watson", "recordedBy": "John H. Ehlers", "recordNumber": "4816", "verbatimEventDate": "1931-07-06", "habitat": "Sandy beach of Lake Huron", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "east of Cheboygan", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}