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": ""}
15917 4^jC:      /# Boott   R=x SCARCE ON ROCKY CLIFF E OF LOWER ROCKING CHIR LAKE.    backii j ]3     poales s/6+    EDWARD G. VOS bQ;c    MARQUETTE L1 ,!   s M 46.658207  Carex backii 3-h,g    i 1988-06-06   
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Carex backii", "scientificNameAuthorship": "Boott", "genus": "", "subgenus": "", "specificEpithet": "backii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "15917", "verbatimEventDate": "1988-06-06", "habitat": "Scarce on rocky cliff E of Lower Rocking Chair Lake.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Marquette", "municipality": "", "locality": "", "decimalLatitude": "46.658207", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}