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": ""}
    heteranthera FTUi     (JACQ.) MACMILL. 350 ^vD=v  43.23244 @g[ds     nfO Depth of Water: 5' (1-5') Bottom: Sand  7rB muskegon  UNITED STATES =@,    Dvb( PONTEDERIACEAE Edward G. Voss E6)=   muskegon lake 43     2 heteranthera dubia  K63 DUBIA L.A. WooCdbury & C.M. Tarzwell X#     hea commelinales  oQY Mihigan  % -86.29174  r 1936-08-20
{"catalogNumber": "", "order": "Commelinales", "family": "Pontederiaceae", "scientificName": "Heteranthera dubia", "scientificNameAuthorship": "(Jacq.) MacMill.", "genus": "Heteranthera", "subgenus": "", "specificEpithet": "dubia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "L.A. Woodbury & C.M. Tarzwell", "recordNumber": "350", "verbatimEventDate": "1936-08-20", "habitat": "Depth of Water: 5' (1-5') Bottom: Sand", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Muskegon", "municipality": "", "locality": "Muskegon Lake", "decimalLatitude": "43.23244", "decimalLongitude": "-86.29174", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}