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": ""}
  :G lancaster   I 7857   contact um herbarium %#C,V   Iyv south carolina    (AHA Potamogeton divrsifolius  Alismatales ;|:Q!  United States v`(  1988-05-10 R w   8x 1173397   bNLi POTANOETONACEAE   QjrVY diversifolius   4 Potamogeton D.F. BRUTON & K.L. MCINTOSH EVp      D 1 Raf. 
{"catalogNumber": "1173397", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton diversifolius", "scientificNameAuthorship": "Raf.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "diversifolius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "D.F. Brunton & K.L. McIntosh", "recordNumber": "7857", "verbatimEventDate": "1988-05-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "South Carolina", "county": "Lancaster", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}