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": ""}
   dioscorea ? 4     Ecotonia de encinar y selva baja caducifolia v   dioscoreales ^4aig   VkjBo dioscoreaceae   cBU? J. A. Machuca NuÃ±ez 22.2666667 AT7#  Mexico WsIe  EL RINCÃ³N; NAYAR; CERRO CANGREJO, CAÃ±ADA AL NE DEL POBLADO VILLA DE GUADALUPE 7   TRbNN PLUMIFERA   H5+(` 1988-07-07 Dioscorea plumifera  h)N   r a$ oswaldo tã©llez v.  $ -104.6333333  .T+Z] El Nayar   1 % Lat. 22Â°16' Long. [-]104Â°38'0''  6174 !C]   Nayarit P4 
{"catalogNumber": "", "order": "Dioscoreales", "family": "Dioscoreaceae", "scientificName": "Dioscorea plumifera", "scientificNameAuthorship": "", "genus": "Dioscorea", "subgenus": "", "specificEpithet": "plumifera", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Oswaldo T\u00c3\u00a9llez V.", "recordedBy": "J. A. Machuca Nu\u00c3\u00b1ez", "recordNumber": "6174", "verbatimEventDate": "1988-07-07", "habitat": "Ecotonia de encinar y selva baja caducifolia", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Nayarit", "county": "El Nayar", "municipality": "", "locality": "El Rinc\u00c3\u00b3n; Nayar; Cerro Cangrejo, Ca\u00c3\u00b1ada al NE del poblado Villa de Guadalupe", "decimalLatitude": "22.2666667", "decimalLongitude": "-104.6333333", "verbatimCoordinates": "Lat. 22\u00c2\u00b016' Long. [-]104\u00c2\u00b038'0''", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}