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": ""}
s.n. M$V&    42.5378 /   >: BLOOMFIELD. caryophyllales Jl   XSE united state)s A. Gray /<Vny   -83.233 *@  1918-09-08 z   F  14717454       r_#D  RUMEX  v OLIVER A. FARWELL  +O  POLYGONACEAE OAKLAND &]`b     V ORBICULATUS  ~pj^g Michigan  Cg[ rumex orbiculatus 
{"catalogNumber": "1471454", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Rumex orbiculatus", "scientificNameAuthorship": "A. Gray", "genus": "Rumex", "subgenus": "", "specificEpithet": "orbiculatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "s.n.", "verbatimEventDate": "1918-09-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Oakland", "municipality": "", "locality": "Bloomfield.", "decimalLatitude": "42.5378", "decimalLongitude": "-83.233", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}