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 P a/m   o 1940-08-30  44.742489 m# R  Michigan (CK   GF U1223194   _ aW robin w. scribailo, mitchell s. alix   I& IN WATER, BOTTOM TYPE PULPY PEAT Saxifragales _uII)    LOjS HALORAGACEAE       shamrock lake u#      1 united states   04 e# s.n.  
{"catalogNumber": "1223194", "order": "Saxifragales", "family": "Haloragaceae", "scientificName": "Myriophyllum sibiricum", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Robin W. Scribailo, Mitchell S. Alix", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1940-08-30", "habitat": "In water, Bottom Type pulpy peat", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Shamrock Lake", "decimalLatitude": "44.742489", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}