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": ""}
 u  -87.350394   flexilis Iida6  united states  P**b  1304495  A   6ND little lake  mic:higan E2   Hydrocharitaceae +nlve   najas flexilis c)r  Marquette  [   8rd8 in pond of little lake; frequent   | NAJAS 46.277358 F    (Willd.) Rostk. & W. L. E. Schmidt ^se6u    a. dachnowski  og    =LwU ALISMATALES   
{"catalogNumber": "1304495", "order": "Alismatales", "family": "Hydrocharitaceae", "scientificName": "Najas flexilis", "scientificNameAuthorship": "(Willd.) Rostk. & W. L. E. Schmidt", "genus": "Najas", "subgenus": "", "specificEpithet": "flexilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A. Dachnowski", "recordNumber": "", "verbatimEventDate": "", "habitat": "In pond of little lake; frequent", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Marquette", "municipality": "", "locality": "Little lake", "decimalLatitude": "46.277358", "decimalLongitude": "-87.350394", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}