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": ""}
subcordatum  r   UNITED STATES =   &!F alismatales  ALISMA s~*m     12060 4HTy   ` section 5, exeter twp., capernall road near colf road.  -83.5006 O|        GNe Nathan W. Easterly   robert r. haynes _A bB   ALISMATACEAE uPe   7d 1980-08-08 RAF. )[m@  
{"catalogNumber": "", "order": "Alismatales", "family": "Alismataceae", "scientificName": "", "scientificNameAuthorship": "Raf.", "genus": "Alisma", "subgenus": "", "specificEpithet": "subcordatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Robert R. Haynes", "recordedBy": "Nathan W. Easterly", "recordNumber": "12060", "verbatimEventDate": "1980-08-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Section 5, Exeter Twp., Capernall Road near Colf Road.", "decimalLatitude": "", "decimalLongitude": "-83.5006", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}