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": ""}
        u37 poales  alger g   [V -86.64892   4BU H. KILPELA    1269337  |5.    1 Michx.   (#X%! depth of water: 3(3-1) ft bottom: sand  I[Hm 46.19635     p]  Spargamium angustifolium Typhaceae gM^Jx  
{"catalogNumber": "1269337", "order": "Poales", "family": "Typhaceae", "scientificName": "Sparganium angustifolium", "scientificNameAuthorship": "Michx.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H. Kilpela", "recordNumber": "", "verbatimEventDate": "", "habitat": "Depth of Water: 3(3-1) ft Bottom: Sand", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Alger", "municipality": "", "locality": "", "decimalLatitude": "46.19635", "decimalLongitude": "-86.64892", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}