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": ""}
    1968-07U-11 072@   STEVE STEPHENS ^2      ACUMINATUS &t3   .d^ small  draw in sandhill prairie pasture | moist, sandy soil nebraska  6G51  POALES 0b&   JUNCUS     C1$#G michx.   a7United States 1458356 E `    7 MI. N, 2 E BARTLETT. dt0(>  juncus acuminatus pi:Cs    < D 24279  eF-f WHEELER  ! Juncaceae 
{"catalogNumber": "1458356", "order": "Poales", "family": "Juncaceae", "scientificName": "Juncus acuminatus", "scientificNameAuthorship": "Michx.", "genus": "Juncus", "subgenus": "", "specificEpithet": "acuminatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Steve Stephens", "recordNumber": "24279", "verbatimEventDate": "1968-07-11", "habitat": "Small draw in sandhill prairie pasture | Moist, sandy soil", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Nebraska", "county": "Wheeler", "municipality": "", "locality": "7 mi. N, 2 E Bartlett.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}