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": ""}
1937-08-15       variegata michigan PDYtN   - W]1 NYMPHAEALES UNITED STATES  Y]BU  W.C. BECKMAN -   sta. no. 5. keewayden lake. 6l   D ?;+ 95  VBMi[ Depth of water 1 t. Type of bottom fibrous peat.  jL2W] durand    NUPHAR 8P_W    Marquette / D(^     1302174 Ns  Nymphaeaceae a  nuphar variegata oUJZ     
{"catalogNumber": "1302174", "order": "Nymphaeales", "family": "Nymphaeaceae", "scientificName": "Nuphar variegata", "scientificNameAuthorship": "Durand", "genus": "Nuphar", "subgenus": "", "specificEpithet": "variegata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W.C. Beckman", "recordNumber": "95", "verbatimEventDate": "1937-08-15", "habitat": "Depth of water 1 ft. Type of bottom fibrous peat.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Marquette", "municipality": "", "locality": "Sta. No. 5. Keewayden Lake.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}