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": ""}
  1 san cosme. laguna en el camino al rã­o  lx$Ts 1981-11-20  ~  araceae  pistia stratiotes GC p,    C6 +? FLOTANTE   S.G.p Tressens yC.L. CristÃ³bal rG$~     t K/e stratiotes  Pistia ^l:p   @ v) alismatales     0 ^x4 Argentina    1663284 #<sN   
{"catalogNumber": "1663284", "order": "Alismatales", "family": "Araceae", "scientificName": "Pistia stratiotes", "scientificNameAuthorship": "", "genus": "Pistia", "subgenus": "", "specificEpithet": "stratiotes", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "S.G. Tressens y C.L. Crist\u00c3\u00b3bal", "recordNumber": "", "verbatimEventDate": "1981-11-20", "habitat": "Flotante", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Argentina", "stateProvince": "", "county": "", "municipality": "", "locality": "San Cosme. Laguna en el camino al r\u00c3\u00ado", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}