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": ""}
45.493359 5  1281734 +I@wW  Emmet =       d  alismatales   potamogeton richardsonii DyiD    ~W- maple river, 1-1/2 mi. e of brutus, cheboyg4n co. [sic emmet]    m 554  $# -84.740962 RICHARDS`ONII  r  1941-07-04 K+45    #+#P Potamogetonaceae   ZVF ETTY M. ROBERTSON UNITED  STTES F&iZg  POTAMOGETON 9c     [ MICHIGAN (A. Benn.) Rydb. z  1-1.5 ' WATER SANDY BOTTOM 3EG[y  
{"catalogNumber": "1281734", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton richardsonii", "scientificNameAuthorship": "(A. Benn.) Rydb.", "genus": "Potamogeton", "subgenus": "", "specificEpithet": "richardsonii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Betty M. Robertson", "recordNumber": "554", "verbatimEventDate": "1941-07-04", "habitat": "1-1.5 ' Water Sandy bottom", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Emmet", "municipality": "", "locality": "Maple River, 1-1/2 mi. E of Brutus, Cheboygan Co. [sic! Emmet]", "decimalLatitude": "45.493359", "decimalLongitude": "-84.740962", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}