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": ""}
 Rbx michigan  qo IONIA  lepidium virginicum ?NGtj  S.N. Xy     1877 C  BRASSICALES 4   BRASSICACEAE @=S   HUBBARDSTON. b1#EM  -84.83763 |   d,HVX 1464000  72  43.09254 UNITED STATES `q   [Cotyledons accumUbent.] Y  VIRGINICUM $ka 6   lepidium f  Charles F. Wheeler 0Z     
{"catalogNumber": "1464000", "order": "Brassicales", "family": "Brassicaceae", "scientificName": "Lepidium virginicum", "scientificNameAuthorship": "", "genus": "Lepidium", "subgenus": "", "specificEpithet": "virginicum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles F. Wheeler", "recordNumber": "s.n.", "verbatimEventDate": "1877", "habitat": "", "occurrenceRemarks": "[Cotyledons accumbent.]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Ionia", "municipality": "", "locality": "Hubbardston.", "decimalLatitude": "43.09254", "decimalLongitude": "-84.83763", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}