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": ""}
SICHUAN n   Kiating, W. Szechuan  &)n   l. ^(J       BZ&Of 1931-10-15    wlh$X NO DATA  Irx& 1662668      e 7X& Mal5pighiales   EUPHORBIA HETEROPHYLLA >/|C^   CHINA !5 H  Euphorbiaceae t?    6 Euphgorbia 289 Z+ / 
{"catalogNumber": "1662668", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia heterophylla", "scientificNameAuthorship": "L.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "289", "verbatimEventDate": "1931-10-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "China", "stateProvince": "Sichuan", "county": "no data", "municipality": "", "locality": "Kiating, W. Szechuan", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}