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": ""}
 euphorbia exigua 22%   1892 !R   euphorbiaceae V|7      $1KH 1283042      V  Loir-et-Cher  `hhdd MONDOUBLEAU  exigua .uyq   0 ã. desvaux     K!O France   MALPIGHIALES y   
{"catalogNumber": "1283042", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia exigua", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "exigua", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "\u00c3\u0089. Desvaux", "recordNumber": "", "verbatimEventDate": "1892", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "France", "stateProvince": "", "county": "Loir-et-Cher", "municipality": "", "locality": "Mondoubleau", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}