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": ""}
  b5zY 19.6425       u# heteranthera rotundifolia    commelinales =:Ll4    -105.175  J>       HETERANTHERA .xz    ?,o aquatic vegetation in or near seasonally dry pond, tropical decidous forest    (kun.th) griseb.     / Pe 1142269
{"catalogNumber": "1142269", "order": "Commelinales", "family": "", "scientificName": "Heteranthera rotundifolia", "scientificNameAuthorship": "(Kunth) Griseb.", "genus": "Heteranthera", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "Aquatic vegetation in or near seasonally dry pond, tropical decidous forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "19.6425", "decimalLongitude": "-105.175", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}