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": ""}
r.f. cain  +      INNER BAY   FLEXILIS nN`e    z ALISMATALES  t 1928-08-02 1432735 `  (WILLD.) ROSTK. & W. L. E. SCHMIDT 4   NAJAS )m!,    m 962  qO Ontario        Canada [W*9    B % hydrocharitaceae   t16b Norfolk Najas flexilis VIdy 
{"catalogNumber": "1432735", "order": "Alismatales", "family": "Hydrocharitaceae", "scientificName": "Najas flexilis", "scientificNameAuthorship": "(Willd.) Rostk. & W. L. E. Schmidt", "genus": "Najas", "subgenus": "", "specificEpithet": "flexilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.F. Cain", "recordNumber": "962", "verbatimEventDate": "1928-08-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Norfolk", "municipality": "", "locality": "Inner Bay", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}