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": ""}
  Myriophyllum sibiricum ^ :~  in water, bottom type marl 7JZs    b<d3? 1941-085-01  43.66265 -bEGM  myriophyllum DO!    isabella R  1223237 < t+~    FlV1 coldwater lake   8d5  United States   38|n Haloragaceae  E.W. Roelofs y%)d     sibiricum *ue    ^k ROBIN W. SCRIBAILO, MITCHELL S. ALIX MICHIGAN n*qj<  -84.95641 BH4 
{"catalogNumber": "1223237", "order": "", "family": "Haloragaceae", "scientificName": "Myriophyllum sibiricum", "scientificNameAuthorship": "", "genus": "Myriophyllum", "subgenus": "", "specificEpithet": "sibiricum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Robin W. Scribailo, Mitchell S. Alix", "recordedBy": "E.W. Roelofs", "recordNumber": "", "verbatimEventDate": "1941-08-01", "habitat": "in water, Bottom Type marl", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Isabella", "municipality": "", "locality": "Coldwater Lake", "decimalLatitude": "43.66265", "decimalLongitude": "-84.95641", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}