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": ""}
 *cD4e Alismatales -73.6959 b;     M#% NAAS FLEXILIS troy, river hudson [coordinates are for the river shore at the 19th st. bridge.] Q     1829-08 ^   Yz Rensselaer ANTON A. REZNICEK n[    Ut<V FLEXILIS hydrocharitaceae a   $G@~ new york Najas & (Y  42.7283 lJ  united states Uapi      BVx douglass houghton  M#NB0 1480068   ` [IN PACKET ON SHEET WITH IMA GE: ADITIONAL APPARENTLY DUPLICATE COLLECTION FROM UNBOUND PAGES OF HOUGHTON BOOK MhARKED EXCHANGE.]  r (Willd.) Rostk. & W. L. E. Schmidt
{"catalogNumber": "1480068", "order": "Alismatales", "family": "Hydrocharitaceae", "scientificName": "Najas flexilis", "scientificNameAuthorship": "(Willd.) Rostk. & W. L. E. Schmidt", "genus": "Najas", "subgenus": "", "specificEpithet": "flexilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Douglass Houghton", "recordNumber": "", "verbatimEventDate": "1829-08", "habitat": "", "occurrenceRemarks": "[In packet on sheet with image: Additional apparently duplicate collection from unbound pages of Houghton book marked exchange.]", "associatedTaxa": "", "country": "United States", "stateProvince": "New York", "county": "Rensselaer", "municipality": "", "locality": "Troy, River Hudson [Coordinates are for the River shore at the 19th St. bridge.]", "decimalLatitude": "42.7283", "decimalLongitude": "-73.6959", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}