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. R       6446 u   u   robin w. scribailo, mitchell s. alix Jt6$  Canada 0S   >8 MRIOPHYLLUM Myriophyllum spicatum `Y.      Y|R  conc. i, lot 67, medonte twp., e side of orr lake, midland, 11 mi. s 0f    1i SPICATUM    jeH) 1223576   p_ haloragaceae  #?$ 1981-08-25 ONTARIO =R   F saxifragales    i7u simcoe   ~ Anton A. Reznicek 
{"catalogNumber": "1223576", "order": "Saxifragales", "family": "Haloragaceae", "scientificName": "Myriophyllum spicatum", "scientificNameAuthorship": "L.", "genus": "Myriophyllum", "subgenus": "", "specificEpithet": "spicatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Robin W. Scribailo, Mitchell S. Alix", "recordedBy": "Anton A. Reznicek", "recordNumber": "6446", "verbatimEventDate": "1981-08-25", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Simcoe", "municipality": "", "locality": "Conc. I, Lot 67, Medonte Twp., E side of Orr Lake, Midland, 11 mi. S of", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}