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": ""}
B. C. THARP PCn    1%0K  RAF.     @Aq acalypha  Acalypha rhomboidea PMdx  1666256 e  A   SB MATAGORDA  geoffrey a. levin |    1939-08-20 &L   MALPIGHIALES  ]   |bE5wd UNITED STATES   KH  EUPHORBIACEAE   p +G S.N. RHOMBOIDEA VVqDY   ~J5n no data provided on label of catalog no: 1666256    &p> TEXAS 
{"catalogNumber": "1666256", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Acalypha rhomboidea", "scientificNameAuthorship": "Raf.", "genus": "Acalypha", "subgenus": "", "specificEpithet": "rhomboidea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Geoffrey A. Levin", "recordedBy": "B. C. Tharp", "recordNumber": "s.n.", "verbatimEventDate": "1939-08-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Matagorda", "municipality": "", "locality": "no data provided on label of catalog no: 1666256", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}