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": ""}
 WY_k AEQUINOCTIALIS     T>R yucatã¡n   M3XICO s.;     yrf George F. Gaumer Lemna G 8X:       &s  1663195 1437 dy    .Z.  Lemna aequinoctialis araceae E?h   IZAMAL Y  NO DATA ImA  welw. &     aT alismatales e. landolt z?LD 
{"catalogNumber": "1663195", "order": "Alismatales", "family": "Araceae", "scientificName": "Lemna aequinoctialis", "scientificNameAuthorship": "Welw.", "genus": "Lemna", "subgenus": "", "specificEpithet": "aequinoctialis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "E. Landolt", "recordedBy": "George F. Gaumer", "recordNumber": "1437", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Yucat\u00c3\u00a1n", "county": "no data", "municipality": "", "locality": "Izamal", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}