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": ""}
 MALPIGHIALES IkB    Salix humilis Wk    # Michigan   CARLETON R. BALL  yk ,  baraga f7    ~  1644  jc Salicaceae   1949-05-21 v1xiY  swamp north of baraga. 21$|  salix GN   "SHRUB 8 FT. TALL." [TWIGS S LDR., MUCH-BR.; YNG. GRUITING AMTS. CROWDkED, 1.5 - 2 CM LONG. - CRB] 81=  HUMILIS  mF-  marshall  Zo    United S,tates 0J^   &1 CHARLES D. RICHARDS  &+Fzm 1316807
{"catalogNumber": "1316807", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Salix humilis", "scientificNameAuthorship": "Marshall", "genus": "Salix", "subgenus": "", "specificEpithet": "humilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Carleton R. Ball", "recordedBy": "Charles D. Richards", "recordNumber": "1644", "verbatimEventDate": "1949-05-21", "habitat": "", "occurrenceRemarks": "\"Shrub 8 ft. tall.\" [Twigs sldr., much-br.; yng. Gruiting amts. Crowded, 1.5 - 2 cm long. - CRB]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Baraga", "municipality": "", "locality": "Swamp north of Baraga.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}