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": ""}
    5xb michigan   s.n. ?v5bC  @ DY ag 1897-05-22        ovata k   juglandaceae 3+c2m   ,[ (mill.) k. koch   42.9636 xr T    Q [All other collections by E4rle Mulliken on this day were Hfrom Grand Rapids]    o No data provided on label of catalog no: 1349169
{"catalogNumber": "", "order": "", "family": "Juglandaceae", "scientificName": "", "scientificNameAuthorship": "(Mill.) K. Koch", "genus": "", "subgenus": "", "specificEpithet": "ovata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1897-05-22", "habitat": "", "occurrenceRemarks": "[All other collections by Earle Mulliken on this day were from Grand Rapids]", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "No data provided on label of catalog no: 1349169", "decimalLatitude": "42.96336", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}