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": ""}
 1462157 T       C1zd Near Port Hron    Gnd[ united states  d1z; BRASSICACEAE  obl 42.97086  NIGRA /RZ   U brassicales      Dm s.n.  (L.) W. D. J. KOCH ] eu   3 A common weed.    Xn<>` st. clair 1895-08-31 a?   6p  Michigan
{"catalogNumber": "1462157", "order": "Brassicales", "family": "Brassicaceae", "scientificName": "", "scientificNameAuthorship": "(L.) W. D. J. Koch", "genus": "", "subgenus": "", "specificEpithet": "nigra", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1895-08-31", "habitat": "", "occurrenceRemarks": "A common weed.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "St. Clair", "municipality": "", "locality": "Near Port Huron", "decimalLatitude": "42.97086", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}