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": ""}
  rY2u hierba perenne 40 cm, flor amarilla, escasa     < 4115  19.48941 >$*     Veracruz $   TwF? -97.12377   sedum obgordatum 0   :K< MIGUEL CHÃ¡ZARO B. MEXICO <@S      SEDUM CZ~4      
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Sedum obcordatum", "scientificNameAuthorship": "", "genus": "Sedum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Miguel Ch\u00c3\u00a1zaro B.", "recordNumber": "4115", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "hierba perenne 40 cm, flor amarilla, escasa", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Veracruz", "county": "", "municipality": "", "locality": "", "decimalLatitude": "19.48941", "decimalLongitude": "-97.12377", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}