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": ""}
 &<:_  Euphorbiaceae     1963-07-17 H |b      842 )     XiT  SAN LUIS OTOSI    Euphorbia hirta ^/>RL   ronald l. mcgregor _gNB9     hirta  t    Lt) 13 miles east of ciudad valles  l. Ix 
{"catalogNumber": "", "order": "", "family": "Euphorbiaceae", "scientificName": "Euphorbia hirta", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "hirta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ronald L. McGregor", "recordNumber": "842", "verbatimEventDate": "1963-07-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "San Luis Potosi", "county": "", "municipality": "", "locality": "13 miles east of Ciudad Valles", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}