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": ""}
  l Saxifragales 1938-08-16 gXA      -.vCe 42.78927  ^ in water bottom type muck sibiricum R     D.C. Chandler        VGC[q united states   =y@ KOM.  zKI. myriophyllum sibiricum haloragaceae T2V+        
{"catalogNumber": "", "order": "Saxifragales", "family": "Haloragaceae", "scientificName": "Myriophyllum sibiricum", "scientificNameAuthorship": "Kom.", "genus": "", "subgenus": "", "specificEpithet": "sibiricum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "D.C. Chandler", "recordNumber": "", "verbatimEventDate": "1938-08-16", "habitat": "In water Bottom Type muck", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.78927", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}