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": ""}
   C7 -83.12264  I O 912 viburnum -]y     ( 1954-09-12        k 1246633    B 43.12926       acerifolium x%  3  dipsacales o4 N   LAPEER +`U  ARCADIA TWP. SEC. 12 m9(Z; 
{"catalogNumber": "1246633", "order": "Dipsacales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Viburnum", "subgenus": "", "specificEpithet": "acerifolium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "912", "verbatimEventDate": "1954-09-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Lapeer", "municipality": "", "locality": "Arcadia twp. Sec. 12", "decimalLatitude": "43.12926", "decimalLongitude": "-83.12264", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}