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": ""}
     45.78116 -87.06158 b#(    (xmU9 lemna trisulca    hRN Araceae r.d. rutherford d.     ;@Y  1562693 Michigan =lG     ` delta  P Lemna ESCANABA RIVER MOUTH u O[%      UNITED STATES S Az    @A 68 45.78116 T   
{"catalogNumber": "1562693", "order": "", "family": "Araceae", "scientificName": "Lemna trisulca", "scientificNameAuthorship": "", "genus": "Lemna", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.D. Rutherford", "recordNumber": "68", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Delta", "municipality": "", "locality": "Escanaba River mouth", "decimalLatitude": "45.78116", "decimalLongitude": "", "verbatimCoordinates": "45.78116 -87.06158", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}