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": ""}
rumex =CT   , 0. united states      l.  42.90346       X[aF CARYOPHYLLALES  m!Nq s.n.   Q_T- POLYGONACEAE 1471381 Sl H      2 emma j. cole Jeninson. 2YC   WhHC  rumex obtusifolius  T:Mm ottawa -85.82531 |  Cedar Swamp, low groun.d Q :    V&8E 1896-07-11  KSM 50829 3DN   obtusifolius fH?e    mighigan vT  x 
{"catalogNumber": "1471381", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Rumex obtusifolius", "scientificNameAuthorship": "L.", "genus": "Rumex", "subgenus": "", "specificEpithet": "obtusifolius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Emma J. Cole", "recordNumber": "s.n.", "verbatimEventDate": "1896-07-11", "habitat": "Cedar Swamp, low groun.d", "occurrenceRemarks": "KSM 50829", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Ottawa", "municipality": "", "locality": "Jeninson.", "decimalLatitude": "42.90346", "decimalLongitude": "-85.82531", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}