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": ""}
 hx sc4rce, mixed woods    D 45.40622  :]  Asterales -84.0473 8]gBx   F Petasites frigidus var. palmatus  6 "heads white."  unit3d states kN/@K  frigidus hj BT   PALMATUS Bm  PETASITES 9c.   MICHIGAN c9       1968-05-09  l  12545943  Fnear little ocqueoc river, center n1/2 sec. 23/24 line, t35n, r3e, ca. 5 mi. ne of millersburg.  oQxG    12542 u. 1   VAR. :   
{"catalogNumber": "1255943", "order": "Asterales", "family": "", "scientificName": "Petasites frigidus var. palmatus", "scientificNameAuthorship": "", "genus": "Petasites", "subgenus": "", "specificEpithet": "frigidus", "verbatimTaxonRank": "var.", "infraspecificEpithet": "palmatus", "identifiedBy": "", "recordedBy": "", "recordNumber": "12542", "verbatimEventDate": "1968-05-09", "habitat": "scarce, mixed woods", "occurrenceRemarks": "\"Heads white.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "near Little Ocqueoc River, center N1/2 sec. 23/24 line, T35N, R3E, ca. 5 mi. NE of Millersburg.", "decimalLatitude": "45.40622", "decimalLongitude": "-84.0473", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}