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": ""}
 2452 I   x.S  SIMCOE       N3u ONTARIO  Sd l. Robin W. Scribailo, Mitchell S. Alix !N   2%A  myriophyllum   W ) spicatum     l5   Myriophyllum spicatvm CANADA 6  Haloragaceae !8+  Saxifragales ?zcS/    |z 9 anton a. reznicek    kt  1972-07-31  R ,H&xH 1223570
{"catalogNumber": "1223570", "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": "2452", "verbatimEventDate": "1972-07-31", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Simcoe", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}