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": ""}
 1988-10-17 r;o  Peter W. Fritsch a`    ^ p.| "Stems ascending-arching, not rooting at tip" RUBUS vz^   near intersect|on of black bridg rd and bowonitch rd, about 8km se of hillsdale. m^< ~        rosaceae    Hillsdale u*   . 1470869        united states rubus h[S0|      &tw michigan
{"catalogNumber": "1470869", "order": "", "family": "Rosaceae", "scientificName": "Rubus", "scientificNameAuthorship": "", "genus": "Rubus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Peter W. Fritsch", "recordNumber": "", "verbatimEventDate": "1988-10-17", "habitat": "", "occurrenceRemarks": "\"Stems ascending-arching, not rooting at tip\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Hillsdale", "municipality": "", "locality": "near intersection of Black Bridge Rd and Bowonitch Rd, about 8 KM SE of Hillsdale.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}