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": ""}
 e.4@ 16669    -)7  Unied States   081t -87.64513    spergularia 6_d6    Marquette    "petals (bud) light magenta." "found by don henson" f1    S 1472400  x RUBRA  spergularia rubra 4^N]    1999-06-30 R   Caryophyllales P).*  caryophyllaceae n :    
{"catalogNumber": "1472400", "order": "Caryophyllales", "family": "Caryophyllaceae", "scientificName": "Spergularia rubra", "scientificNameAuthorship": "", "genus": "Spergularia", "subgenus": "", "specificEpithet": "rubra", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "16669", "verbatimEventDate": "1999-06-30", "habitat": "", "occurrenceRemarks": "\"Petals (bud) light magenta.\" \"Found by Don Henson\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Marquette", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-87.64513", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}