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": ""}
 lf  united states     poales Be   Sd$ CA. 4 MILES NW OF MIDLAND. moist, sandy floor of abandoned sandpit, dominated by xyris difformis, drosera rotundfolia, pog0nia ophioglossoides, and aristida necopina. wB-ve  Juncus marginatus t  ANTON A. REZNICEK Y!  MICHIGAN * T(   1986-08-21  `j)            7830 z   7|/ MIDLAND  juncaceae y 
{"catalogNumber": "", "order": "Poales", "family": "Juncaceae", "scientificName": "Juncus marginatus", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Anton A. Reznicek", "recordNumber": "7830", "verbatimEventDate": "1986-08-21", "habitat": "Moist, sandy floor of abandoned sandpit, dominated by Xyris difformis, Drosera rotundifolia, Pogonia ophioglossoides, and Aristida necopina.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Midland", "municipality": "", "locality": "ca. 4 miles NW of Midland.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}