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": ""}
 &b 42.54992, -85.9861 neV portin of swan creek pond, near ne corner of 118th avenue and44th street. t-2-n, r-14-w, sw /4 of se 1/4 of section 17 fgQ  allegan T4    Michigan ~-  POLYRHIZA 2ebe   1403  :^2.   araceae hbRX6   2JB Alismatales   oy @ -85.98361  ha United States     2k SPIRODELA spirodela polyrhiza l   42.54992 A1Y6  r. g. schipper 4My _  (l.) schleid. Oy<     Z9DJ 146=0321 2018-07-02 J^B 
{"catalogNumber": "1460321", "order": "Alismatales", "family": "Araceae", "scientificName": "Spirodela polyrhiza", "scientificNameAuthorship": "(L.) Schleid.", "genus": "Spirodela", "subgenus": "", "specificEpithet": "polyrhiza", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R. G. Schipper", "recordNumber": "1403", "verbatimEventDate": "2018-07-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Allegan", "municipality": "", "locality": "NE portin of Swan Creek Pond, near NE corner of 118th Avenue and 44th Street. T-2-N, R-14-W, SW 1/4 of SE 1/4 of section 17", "decimalLatitude": "42.54992", "decimalLongitude": "-85.98361", "verbatimCoordinates": "42.54992, -85.98361", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}