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": ""}
46.686331 gRFX  frequent on wet sandy-peaty ground dkpB     1l JUNCUS REVICAUDATUS    1335928 9kk)    (Engelm.) Fernald 5     brevicaudatus ;     Michigan mw`M   H se end of randolph lake (a large pool searated by old dunes from lake superior). ca. 9 mi. w of deer park.     juncus >  5U   
{"catalogNumber": "1335928", "order": "", "family": "", "scientificName": "Juncus brevicaudatus", "scientificNameAuthorship": "(Engelm.) Fernald", "genus": "Juncus", "subgenus": "", "specificEpithet": "brevicaudatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "frequent on wet sandy-peaty ground", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "SE end of Randolph Lake (a large pool separated by old dunes from Lake Superior). ca. 9 mi. W of Deer Park.", "decimalLatitude": "46.686331", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}