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": ""}
    &G hexandra     Rn -98.8162      r<50 19.5709   |_Upg poales   LEERSIA 1$d   ZACATE DE CULMOS HASTA 1 M DE LARGO, ALGO RAMIFICADOS ESP. CERCA DE LA BASE, DECUMBENTES Y ARRAIGÃ¡NDOSE EN LOS NUDOS. EN MANCHONES EN UN CANAL +Vy   43 1981- 10-08 mexico         
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Leersia", "subgenus": "", "specificEpithet": "hexandra", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1981-10-08", "habitat": "Zacate de culmos hasta 1 m de largo, algo ramificados esp. Cerca de la base, decumbentes y arraig\u00c3\u00a1ndose en los nudos. En manchones en un canal", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "19.5709", "decimalLongitude": "-98.8162", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}