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": ""}
     nXfr cultivated in medicinal plant garden   D76C MALPIGHIALES 1G981-01-21 N 0    tA5 GUANGDONG    W CROTON Guangzhou -yTN9  KWANTUNG COLLEGE OF TRADITIONAL CHINESE MEDICINE ^pGBV     : K EUPHORBIACEAE    Shiu Ying Hu z5~d   1543063 2   l. s |   UJ  small tree, 10m. tall; seed a strong catharitc   !  K CROTON TIGLIUM
{"catalogNumber": "1543063", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton tiglium", "scientificNameAuthorship": "L.", "genus": "Croton", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Shiu Ying Hu", "recordNumber": "", "verbatimEventDate": "1981-01-21", "habitat": "cultivated in Medicinal plant garden", "occurrenceRemarks": "Small tree, 10m. tall; seed a strong catharitc", "associatedTaxa": "", "country": "", "stateProvince": "Guangdong", "county": "Guangzhou", "municipality": "", "locality": "Kwantung College of Traditional Chinese Medicine", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}