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": ""}
[Edwn S. George Reserve] Grid P-22. Edge between tamarack swamp a@nd margin of pond in tamarack swamp. e. IE     Alismatales |4     1942-07-06 [l     s f.n. hamerstrom, jr.   M 69 unite states 530 tF%  Sagittaria latifolia HL   U    42.45608 alismataceae n[;Y]      Michigan  I 1517777 Sagittaria &i      1efr LATIFOLIA   :3 willd.
{"catalogNumber": "1517777", "order": "Alismatales", "family": "Alismataceae", "scientificName": "Sagittaria latifolia", "scientificNameAuthorship": "Willd.", "genus": "Sagittaria", "subgenus": "", "specificEpithet": "latifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F.N. Hamerstrom, Jr.", "recordNumber": "530", "verbatimEventDate": "1942-07-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "[Edwin S. George Reserve] Grid P-22. Edge between tamarack swamp and margin of pond in tamarack swamp.", "decimalLatitude": "42.45608", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}