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": ""}
  OZ tucson mountains 1937-09-17 +   r! Arizona  Victor W. Steinmann Cv v        J: boiss. ex engelm.    1)^ EUPHORBIACEAE  bw) howard s. gentry  [nn   micromera  SWR UNITED STATES  euphorbia micromera X^    G Malpighiales EUPHORBIA &:#Nk   Sandy flats     fnV/K 1303340 3206 BG.  
{"catalogNumber": "1303340", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia micromera", "scientificNameAuthorship": "Boiss. ex Engelm.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "micromera", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Victor W. Steinmann", "recordedBy": "Howard S. Gentry", "recordNumber": "3206", "verbatimEventDate": "1937-09-17", "habitat": "Sandy flats", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arizona", "county": "", "municipality": "", "locality": "Tucson mountains", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}