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": ""}
 r 1932-07-20 William G. Steere x Q   j0  paul c. standley cortesianus c>       Malpighiales Mexico sgh.0   38y Croton cortesianus  *= Ruinas de Uxmal; Uxmal  p. 2029 KUNTH r*N2  yucatã¡n (8   S -89.7701    u=j euphorbiaceae 20.3617 |o      +^T CROTON   >  L 1159583 In forest nBn?`   
{"catalogNumber": "1159583", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton cortesianus", "scientificNameAuthorship": "Kunth", "genus": "Croton", "subgenus": "", "specificEpithet": "cortesianus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Paul C. Standley", "recordedBy": "William C. Steere", "recordNumber": "2029", "verbatimEventDate": "1932-07-20", "habitat": "In forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Yucat\u00c3\u00a1n", "county": "", "municipality": "", "locality": "Ruinas de Uxmal; Uxmal", "decimalLatitude": "20.3617", "decimalLongitude": "-89.7701", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}