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": ""}
 RnW POTAMOGETON       WvC 1893-08-15  GGGY_ -84.65758  about alma O8      MACELLUS . _    : p 43.3805   GA- Potamogeton foliosus var. macellus   y)G foliosus   (  Michigan  ponds qj7   
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Potamogeton foliosus var. macellus", "scientificNameAuthorship": "", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "foliosus", "verbatimTaxonRank": "", "infraspecificEpithet": "macellus", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1893-08-15", "habitat": "Ponds", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "About Alma", "decimalLatitude": "43.38095", "decimalLongitude": "-84.65758", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}