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": ""}
Dry, sterile bank of Huron River,  mB;         Ej1%v WASHTENAW   v >?  carduus acanthoides   6973 =l   -83.647498 :j    Ll~w( 1252519   a   ASTERALES  *x ASTERACEAE    uX 42.<273167  VZ  3 United States 1935-08-15 1O   .*Z Shanghai Bit, 3 m2iles N.W. Ypsilanti ACANTHOIDES 3*)r  L `U  
{"catalogNumber": "1252519", "order": "Asterales", "family": "Asteraceae", "scientificName": "Carduus acanthoides", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "acanthoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "6973", "verbatimEventDate": "1935-08-15", "habitat": "Dry, sterile bank of Huron River,", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Washtenaw", "municipality": "", "locality": "Shanghai Pit, 3 miles N.W. Ypsilanti", "decimalLatitude": "42.273167", "decimalLongitude": "-83.647498", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}