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": ""}
  1958-07-22  O  haloragaHcee A2 Ec  myriophyllum heterophyllum /<r  46.527683 Ni   u wrE United States   Vl6c -86.439169   q$B;aw MICHX. myriophyllum nN  se side of chapel lake, ca. 4.5 mi. nnw of melstrand 8   g  robin w. scribilo, mitchell s. alix   SAXIFRAGALES 5>   submersd aquatic b&wV     Pq EDWARD G. VOSS  26M^h 1223100   Bgx`$ Michigan  f1D 7616 [CF NO 14428 & READ 313!] [CITED, WITH DOUBT, MICH BOT. 4:20.1965]  q X   q heterophyllum
{"catalogNumber": "1223100", "order": "Saxifragales", "family": "Haloragaceae", "scientificName": "Myriophyllum heterophyllum", "scientificNameAuthorship": "Michx.", "genus": "Myriophyllum", "subgenus": "", "specificEpithet": "heterophyllum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Robin W. Scribailo, Mitchell S. Alix", "recordedBy": "Edward G. Voss", "recordNumber": "7616", "verbatimEventDate": "1958-07-22", "habitat": "submersed aquatic", "occurrenceRemarks": "[cf no 14428 & Read 313!] [Cited, with doubt, Mich Bot. 4:20.1965]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "SE side of Chapel Lake, ca. 4.5 mi. NNW of Melstrand", "decimalLatitude": "46.527683", "decimalLongitude": "-86.439169", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}