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": ""}
  `9 MICHX.  NO DATA PROVIDED ON LABEL OF CATALOG NO: 1515319 c    Croton @     United States 6         jZB,8 euphorbiaceae  monanthogynus U8(      1`zI 1855-07-12 Decatur ^J<h   1515319 m  Croton monanthogynus 4_  
{"catalogNumber": "1515319", "order": "", "family": "Euphorbiaceae", "scientificName": "Croton monanthogynus", "scientificNameAuthorship": "Michx.", "genus": "Croton", "subgenus": "", "specificEpithet": "monanthogynus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1855-07-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Decatur", "municipality": "", "locality": "no data provided on label of catalog no: 1515319", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}