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": ""}
   P : 1524  qRYD 1244690     7t<B united states  v Rlz 1223  vGV  Euphorbia    gj Gravelly Fstream bank       alta ,xIF   xh  Maricopa  g J.B.S. NORTON G.J. GOODMAN  C.L. OHITCHCOCK fp_?b    EUPHORBIA ALTA #HCR>  
{"catalogNumber": "1244690", "order": "", "family": "", "scientificName": "Euphorbia alta", "scientificNameAuthorship": "J.B.S. Norton", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "alta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "G.J. Goodman & C.L. Hitchcock", "recordNumber": "1223", "verbatimEventDate": "", "habitat": "Gravelly stream bank", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Maricopa", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1524", "maximumElevationInMeters": ""}