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": ""}
    21.2201 Af h  M.S. GonzÃ¡lez-Elizondo Casillas ,=     1991-07-30 ay       Carex <?8l  mexico y        -99.4705 IX7   Carex xalapensis ?   
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Carex xalapensis", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M.S. Gonz\u00c3\u00a1lez-Elizondo Casillas", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1991-07-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "21.2201", "decimalLongitude": "-99.4705", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}