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": ""}
  1223473 9WV  myriophyllum s=p1S   RS worcester  fy6 MARYLAND  ]V wlliam m. canby     UNITED STATES OoPj`C  1893-07 8KD     myriophyllum pinnatum      s.n. v   PINNATUM -y3   xeIm (w4lter) britton, sterns & poggenb.  haloragaceae ? x   0+/  SAXIFRAGALES Ocean City U 
{"catalogNumber": "1223473", "order": "Saxifragales", "family": "Haloragaceae", "scientificName": "Myriophyllum pinnatum", "scientificNameAuthorship": "(Walter) Britton, Sterns & Poggenb.", "genus": "Myriophyllum", "subgenus": "", "specificEpithet": "pinnatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William M. Canby", "recordNumber": "s.n.", "verbatimEventDate": "1893-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Maryland", "county": "Worcester", "municipality": "", "locality": "Ocean City", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}