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": ""}
 ._o^3 EMMET   _ SAGITTARIA   LI8 -84.78671 in Crooked River 5P     f ZB; Sagittaria cristata 1729 |oeg  alismatales & P   ANTON A. REZNICEK RJ     hXF> ENGELM.   0 c! 1921-08-07 united states qDM  michigan 8u! P    S| ALISMATAC3AE     e, 1259503  2 JOHN H. EHLERS 
{"catalogNumber": "1259503", "order": "Alismatales", "family": "Alismataceae", "scientificName": "Sagittaria cristata", "scientificNameAuthorship": "Engelm.", "genus": "Sagittaria", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "John H. Ehlers", "recordNumber": "1729", "verbatimEventDate": "1921-08-07", "habitat": "in Crooked River", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Emmet", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-84.78671", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}