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": ""}
 ioU dewitt.  Spiraea ef.B    "4 FT HIGH; FLOWERS WHITE; SPARSE PUBESCENCE; HYPANTHIUM PuALE RED. HYBRID INDEX 2-2-2-0" 8zg   Pv0 united states Du Roi 7>   gt[ x 42.84226 agmes r. kugel 4    tM_~~ michigan     5BR CLINTON   ROSACEAE j 5y   vl 1951-07-10 spiraea alba >R   `T / LOW ROADSIDE DITCH, LOAM SOIL.    V.3 -84.5695 1471178 8   alba >)     S-MN 801
{"catalogNumber": "1471178", "order": "", "family": "Rosaceae", "scientificName": "Spiraea alba", "scientificNameAuthorship": "Du Roi", "genus": "Spiraea", "subgenus": "", "specificEpithet": "alba", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Agnes R. Kugel", "recordNumber": "801", "verbatimEventDate": "1951-07-10", "habitat": "Low roadside ditch, loam soil.", "occurrenceRemarks": "\"4 ft high; flowers white; sparse pubescence; hypanthium pale red. Hybrid Index 2-2-2-0\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Clinton", "municipality": "", "locality": "DeWitt.", "decimalLatitude": "42.84226", "decimalLongitude": "-84.56915", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}