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": ""}
  shrub, several stems from the same crown in older plants, ascending to erect, to 2 m.; petals rose-purple ]yr      9h L.  C++ vernon marttala & louise allard   c `7 1973-09-06 3173 Cv >M    LYTHRUM SALICARIA I^_0      r:C LYTHRUM  B salicaria   Pennsylvania h    LYTHRACEAE o,v  myrtales N      AYR2 UNITED STATES
{"catalogNumber": "", "order": "Myrtales", "family": "Lythraceae", "scientificName": "Lythrum salicaria", "scientificNameAuthorship": "L.", "genus": "Lythrum", "subgenus": "", "specificEpithet": "salicaria", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Vernon Marttala & Louise Allard", "recordNumber": "3173", "verbatimEventDate": "1973-09-06", "habitat": "", "occurrenceRemarks": "shrub, several stems from the same crown in older plants, ascending to erect, to 2 m.; petals rose-purple", "associatedTaxa": "", "country": "United States", "stateProvince": "Pennsylvania", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}