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": ""}
  8l potosina  </5M 21.9155  Z-!t SUMMITS OF HILLS, IN GRASSLAND, LOCALLY ABUNDANT. FERNALD $     l<oZX EUPHORBIA POTOSINA rogers mcvaugh a8o   tQ!R Mexico  .#& -102.61    >Y# VALLECITOS; 19-20 MI W OF AGUASCALIENTES NEAR KM 31, ROAD TO CALVILLO  b euphorbia EUPHORBIAC3AE I   aO MALPIGHIALES 1158448 ]Q ~     18275  2  AGUASCALIENTES ]j  ROGERS MCVAUGH N 8   1960-08-24 ,&   CALVILLO Y 
{"catalogNumber": "1158448", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia potosina", "scientificNameAuthorship": "Fernald", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "potosina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Rogers McVaugh", "recordedBy": "Rogers McVaugh", "recordNumber": "18275", "verbatimEventDate": "1960-08-24", "habitat": "Summits of hills, in grassland, locally abundant.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Aguascalientes", "county": "Calvillo", "municipality": "", "locality": "Vallecitos; 19-20 mi W of Aguascalientes near km 31, road to Calvillo", "decimalLatitude": "21.9155", "decimalLongitude": "-102.61", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}