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": ""}
united states SsC+    G6 I marcus w. lyon, jr.      . Juncus acuminatus  POALES 8u<tC   5oQ 1929-07-14   HD Edge interdunal pond Juncaceae ,L %    s.n. m    1446465 g     MINERAL SPRINGS. 3  michx. +   y  ACUMINATUS  
{"catalogNumber": "1446465", "order": "Poales", "family": "Juncaceae", "scientificName": "Juncus acuminatus", "scientificNameAuthorship": "Michx.", "genus": "", "subgenus": "", "specificEpithet": "acuminatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Marcus W. Lyon, Jr.", "recordNumber": "s.n.", "verbatimEventDate": "1929-07-14", "habitat": "Edge interdunal pond", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Mineral Springs.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}