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": ""}
   587 U7   $ za TRIGLOCHIN   tv juncaginaceae   united states R    !_fJ PALUSTRIS   4^P L.      marly fen wAith viola nephrophylla, garex sterilis, carex tetanica, carex leptalea. 7i9z   ANN ARBOR. 1/4 MI EAST OF FOSTER RD. ON SOUTH BANK OF HUREON RIVER. Y4   WASHTENAW 0_9A`    BEVERLY S. WALTERS 56s   
{"catalogNumber": "", "order": "", "family": "Juncaginaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Triglochin", "subgenus": "", "specificEpithet": "palustris", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Beverly S. Walters", "recordNumber": "587", "verbatimEventDate": "", "habitat": "Marly fen With Viola nephrophylla, Carex sterilis, Carex tetanica, Carex leptalea.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Washtenaw", "municipality": "", "locality": "Ann Arbor. 1/4 mi east of Foster Rd. on south bank of Huron River.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}