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": ""}
    # roxb.) kunth ALISMATALES AD N+    S retrospiralis   K_` CRYPTOCORYNE   4 5and bar at edge of river  1664422 [N             Eileen W.Erlanson  ` b   malabar coast n |  
{"catalogNumber": "1664422", "order": "Alismatales", "family": "", "scientificName": "", "scientificNameAuthorship": "(Roxb.) Kunth", "genus": "Cryptocoryne", "subgenus": "", "specificEpithet": "retrospiralis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Eileen W. Erlanson", "recordNumber": "", "verbatimEventDate": "", "habitat": "Sand bar at edge of river", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Malabar Coast", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}