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": ""}
  Vcx: Crotalaria sagittalis  s. white 1q   mexico Fp   CdB la camotera; 25 mi s of monterrey, hacienda vista hermosa 1568     L2XT  732   ?qRQ -100.233       Fabales     a%!l Crotalaria  F sagittalis  0 ?- 1939-06    oG7% NUEVO LEON  l. H+$    !iwvV 25.3164  % D.R. Windler   W 0 santiago
{"catalogNumber": "", "order": "Fabales", "family": "", "scientificName": "Crotalaria sagittalis", "scientificNameAuthorship": "L.", "genus": "Crotalaria", "subgenus": "", "specificEpithet": "sagittalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "D.R. Windler", "recordedBy": "S. White", "recordNumber": "1568", "verbatimEventDate": "1939-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Nuevo Leon", "county": "Santiago", "municipality": "", "locality": "La Camotera; 25 mi S of Monterrey, Hacienda Vista Hermosa", "decimalLatitude": "25.3164", "decimalLongitude": "-100.233", "verbatimCoordinates": "", "minimumElevationInMeters": "732", "maximumElevationInMeters": ""}