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": ""}
 t_DZ_ [Most root tips pointed[ [L. minor, EHDaubs, 1961] 6946 r)+^h  Landolt :     @-[ 1474414  + OLIVER A. FARWELL   0 Lemna turioniera  UNITED STATES t ;:   VIv turionifera michigan <   H cq Araceae  1924-07-02 p   tp9ij OAKLAND  rCL* LEMNA   C e. landolt    O -83.117047 PARKEDALE. .cyn  ALISMATALES   >     42.686412 Q 
{"catalogNumber": "1474414", "order": "Alismatales", "family": "Araceae", "scientificName": "Lemna turionifera", "scientificNameAuthorship": "Landolt", "genus": "Lemna", "subgenus": "", "specificEpithet": "turionifera", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "E. Landolt", "recordedBy": "Oliver A. Farwell", "recordNumber": "6946", "verbatimEventDate": "1924-07-02", "habitat": "", "occurrenceRemarks": "[Most root tips pointed[ [L. minor, EHDaubs, 1961]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Oakland", "municipality": "", "locality": "Parkedale.", "decimalLatitude": "42.686412", "decimalLongitude": "-83.117047", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}