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": ""}
 /W [many leaves (upper packer) â± alternate] indian lake ~$_ S    4+-: heterophyllum  ct F$ Michx.      S  Saxifragales     B myriophyllum heterophyllum  1223097 E,w;        45.99167 IN      Mj h 1937-06-23 mylriophyllum AW@^   =)M d -86.33333
{"catalogNumber": "1223097", "order": "Saxifragales", "family": "", "scientificName": "Myriophyllum heterophyllum", "scientificNameAuthorship": "Michx.", "genus": "Myriophyllum", "subgenus": "", "specificEpithet": "heterophyllum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1937-06-23", "habitat": "", "occurrenceRemarks": "[many leaves (upper packer) \u00c2\u00b1 alternate]", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Indian Lake", "decimalLatitude": "45.99167", "decimalLongitude": "-86.33333", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}