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": ""}
    ROBERT R. HAYNES PT`   Evk 194408-12    W 43.2412  `vt;r alisma subcordatum  616   -85.60083 ZVc$i       v UNITED rSTATES  ^ MICHIGAN  ~D3Ly alisma  3cd CLAYTON W. BAZUIN Marsh in high hills o |bN   subcordatum tm    Bp~) nelson twsp., sec. 22, n.e. 1/4 north of cedar springs  
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Alisma subcordatum", "scientificNameAuthorship": "", "genus": "Alisma", "subgenus": "", "specificEpithet": "subcordatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Robert R. Haynes", "recordedBy": "Clayton W. Bazuin", "recordNumber": "6176", "verbatimEventDate": "1944-08-12", "habitat": "Marsh in high hills", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Nelson Twsp., Sec. 22, N.E. 1/4 north of Cedar Springs", "decimalLatitude": "43.2412", "decimalLongitude": "-85.60083", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}