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": ""}
Santa Elena U B   a CHAETOCALYX     [ 20.3627 1966-12-Q01 M     cAyd 1152060 MEXICO 1 Qjz   ^U 2028    V. RUDD x&x[   T3FP ROADSIDE  t+`AV CHAETOCALYX SCANDENS VAR. PUBESCENS    YUCATÃ¡N -)pmD      scandens   
{"catalogNumber": "1152060", "order": "", "family": "", "scientificName": "Chaetocalyx scandens var. pubescens", "scientificNameAuthorship": "", "genus": "Chaetocalyx", "subgenus": "", "specificEpithet": "scandens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "V. Rudd", "recordNumber": "2028", "verbatimEventDate": "1966-12-01", "habitat": "roadside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Yucat\u00c3\u00a1n", "county": "Santa Elena", "municipality": "", "locality": "", "decimalLatitude": "20.3627", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}