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": ""}
  hV el pujal, rio tampaon valley roadside x8      -98.94069 X1j :   ire Malpighiales  g@ )c 7538 1939-07-21 D@?)   xn 21.84902 L. AC;9   Mexico p     8xY 8 Virginius H. Chase  M  ciudad valles   30 R+ M   o] Euphorbia hirta   .Y  SAN LUIS POTOSI     Y @ Euphorbia
{"catalogNumber": "", "order": "Malpighiales", "family": "", "scientificName": "Euphorbia hirta", "scientificNameAuthorship": "L.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Virginius H. Chase", "recordNumber": "7538", "verbatimEventDate": "1939-07-21", "habitat": "roadside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "San Luis Potosi", "county": "Ciudad Valles", "municipality": "", "locality": "El Pujal, Rio Tampaon valley", "decimalLatitude": "21.84902", "decimalLongitude": "-98.94069", "verbatimCoordinates": "", "minimumElevationInMeters": "30", "maximumElevationInMeters": ""}