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": ""}
ALISMATALES - L U  Najas flexilis =!    2f[! MICHIGAN     43.23244 p?&   R6^m 340   NL -86.29174 depth of water: 1 ft. bottom: sand with chara *cb   united states I   Muskegon Lake+ @ K     H3) 1936-08-20 MUSKEGON L    1304538 iu  FLEXILIS P3&  HYDROCHARITACEAE gM ]  NAJAS LhZ7@  l.a. woodbury <f|  (Willd.) Rostk. & W. L. E. Schmidt :Jm  
{"catalogNumber": "1304538", "order": "Alismatales", "family": "Hydrocharitaceae", "scientificName": "Najas flexilis", "scientificNameAuthorship": "(Willd.) Rostk. & W. L. E. Schmidt", "genus": "Najas", "subgenus": "", "specificEpithet": "flexilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "L.A. Woodbury", "recordNumber": "340", "verbatimEventDate": "1936-08-20", "habitat": "Depth of Water: 1 ft. Bottom: Sand with chara", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Muskegon", "municipality": "", "locality": "Muskegon Lake", "decimalLatitude": "43.23244", "decimalLongitude": "-86.29174", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}