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": ""}
 Wv myriophyllumc sibiricum   a Ux  CARL O. GRASSL  united states d*p    uJ9^ haloragaceae   xm= 6253  &p  Rock Hbr., Isle Royale   y sibiricum  x`N 1931-0820  B&% Saxifragales     ; K3weenaw Kom. 4g   k<Jj$ Myriophyllum MICHIGAN AQx0  -88.66667 &N0    >e 1223168    
{"catalogNumber": "1223168", "order": "Saxifragales", "family": "Haloragaceae", "scientificName": "Myriophyllum sibiricum", "scientificNameAuthorship": "Kom.", "genus": "Myriophyllum", "subgenus": "", "specificEpithet": "sibiricum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Grassl", "recordNumber": "6253", "verbatimEventDate": "1931-08-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "Rock Hbr., Isle Royale", "decimalLatitude": "", "decimalLongitude": "-88.66667", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}