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": ""}
     R ~I United States   @~   laportea CAMP HERB. NO.246 O)j  samuel h. camp & donna r. camp zi   canadensis 1   1353540  W     e I=F Jackson    s.n. .;SM?       Michigan m1q  Laportea canadensis r( 
{"catalogNumber": "1353540", "order": "", "family": "", "scientificName": "Laportea canadensis", "scientificNameAuthorship": "", "genus": "Laportea", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Samuel H. Camp & Donna R. Camp", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Camp Herb. No.246", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Jackson", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}