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": ""}
h. kilpela t     +6&M 98 1939-07-27     POTAMOGETON s9     RAF. iLo@   cScq epihydrus   Alger J   -86.65389 OY 1    C!-pB 46.18824    michigan P       Alismatales W   
{"catalogNumber": "", "order": "Alismatales", "family": "", "scientificName": "", "scientificNameAuthorship": "Raf.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "epihydrus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H. Kilpela", "recordNumber": "98", "verbatimEventDate": "1939-07-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Alger", "municipality": "", "locality": "", "decimalLatitude": "46.18824", "decimalLongitude": "-86.65389", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}