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": ""}
  vrm+ Las CaÃ±adas; 35 mi S of Monterrey, Hacienda Vista Hermosa 25.1767 l~g.  732 yJH          -ke? -100.21  Rayones i   $d 1556     w7K Euphorbia    EUPHORBIA D#ENTATA )_P     
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Euphorbia dentata", "scientificNameAuthorship": "", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "1556", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Rayones", "municipality": "", "locality": "Las Ca\u00c3\u00b1adas; 35 mi S of Monterrey, Hacienda Vista Hermosa", "decimalLatitude": "25.1767", "decimalLongitude": "-100.21", "verbatimCoordinates": "", "minimumElevationInMeters": "732", "maximumElevationInMeters": ""}