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": ""}
 C-PC 19041    clarence r. hanes  Rg^K1 berchtoldii michigan sw<p5   ALISMATALES %)   [P. pusillus var.tenuissimus (RRH73)] D   r[k) 1941-07-23  +W Kalamazoo   # Shallow water  oj 1280190  Bonnie Castle Lake QF9     POTAMOGETON 0`e!  Po7amogeton berchtoldii sC        (o T POTAMOGETOACEAE  QA # -85.716201 
{"catalogNumber": "1280190", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton berchtoldii", "scientificNameAuthorship": "", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "berchtoldii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Clarence R. Hanes", "recordNumber": "19041", "verbatimEventDate": "1941-07-23", "habitat": "Shallow water", "occurrenceRemarks": "[P. pusillus var. tenuissimus (RRH73)]", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Kalamazoo", "municipality": "", "locality": "Bonnie Castle Lake", "decimalLatitude": "", "decimalLongitude": "-85.716201", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}