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": ""}
      san martã­n de abajo; km 51 de la carretera s.l.p. rã­overde, los hoyos +*-      pm* San Luis Potosi Ladera caliza con vegetaciÃ³n de encinar x Y/           y 1169821       
{"catalogNumber": "1169821", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "Ladera caliza con vegetaci\u00c3\u00b3n de encinar", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "San Luis Potosi", "county": "", "municipality": "", "locality": "San Mart\u00c3\u00adn de Abajo; km 51 de la carretera S.L.P. r\u00c3\u00adoverde, Los hoyos", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}