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": ""}
2 MILES NE OF THOMPSON ON US HWY 2. LAKE MICHIGAN SHORE. Len           DASIPHORA 0GM          , -86.29365   NU? (L.) RYDB.  L1559068     15645 6j   
{"catalogNumber": "1559068", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(L.) Rydb.", "genus": "Dasiphora", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "15645", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "2 miles NE of Thompson on US Hwy 2. Lake Michigan shore.", "decimalLatitude": "", "decimalLongitude": "-86.29365", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}