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": ""}
    9Gzh -83.65c18 CENTUREA NIGRESCENS d  washtenaw F     v*Mm CENTAUREA  42.F27035 V      C=p asterales   ASTERACEAE  SF   CV sK open are4 under power lines. with bromus inermis, verbesina alternifolia, dipsacus fullonum. Beverly S. Walters 4Vohe  1480981   TY  Anton A. Reznic3k Y   UNITED STATES ]   gg2F 2014-09-14  . 1547  michigan  -632 
{"catalogNumber": "1480981", "order": "Asterales", "family": "Asteraceae", "scientificName": "Centaurea nigrescens", "scientificNameAuthorship": "", "genus": "Centaurea", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Beverly S. Walters", "recordNumber": "1547", "verbatimEventDate": "2014-09-14", "habitat": "Open area under power lines. With Bromus inermis, Verbesina alternifolia, Dipsacus fullonum.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "42.27035", "decimalLongitude": "-83.6518", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}