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": ""}
     9.< -89.732307     n 1923-08  <|:N  United States   h michigan berchtoldii 5?:p   HENRY T. DARLINGTON M9%e     ^HH4 fieber    PD; Alismatales POTAMOGETON s6>O7    =7h ontonagon    f   potamogetonaceae   x3ZB 1280220 [stipules not connate] [p. pusillus var. tenuissimus (rrh73)] F T  
{"catalogNumber": "1280220", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "", "scientificNameAuthorship": "Fieber", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "berchtoldii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Henry T. Darlington", "recordNumber": "", "verbatimEventDate": "1923-08", "habitat": "", "occurrenceRemarks": "[stipules not connate] [P. pusillus var. tenuissimus (RRH73)]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Ontonagon", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-89.732307", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}