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": ""}
 2z: -87.639098       TARAXACUM OFFICINALE V    ? Michigan  ^ rock shore crevices ASTERALES FkIVB     fB&2 CHARLES D. RICHARDS   3089 w    g Oss United States  1950-06-17 KKziT  keween1aw       F. H. WIGG. r   1258003 X[|U] 
{"catalogNumber": "1258003", "order": "Asterales", "family": "", "scientificName": "Taraxacum officinale", "scientificNameAuthorship": "F. H. Wigg.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles D. Richards", "recordNumber": "3089", "verbatimEventDate": "1950-06-17", "habitat": "Rock shore crevices", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-87.639098", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}