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": ""}
     f30_ canadensis Houstonia b1 V   henry b. inshaw on8A6   g&I -83.57712  rubiaceae IJ   wiX GENTIANALES   bd 1244597 Michigan ;9*Zb   G 1931-06-14   1 g Houstonia canadensis  u thompson's harbor, lake huron   `i willd. ex roem. & schult.  45.35118 1<P W   mc United States presque isle mjB7   
{"catalogNumber": "1244597", "order": "Gentianales", "family": "Rubiaceae", "scientificName": "Houstonia canadensis", "scientificNameAuthorship": "Willd. ex Roem. & Schult.", "genus": "Houstonia", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Henry B. Hinshaw", "recordNumber": "", "verbatimEventDate": "1931-06-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Presque Isle", "municipality": "", "locality": "Thompson's Harbor, Lake Huron", "decimalLatitude": "45.35118", "decimalLongitude": "-83.57712", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}