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": ""}
    k euphorbiaceae   a%Z h EUPHORBIA ALTA   :4 c euphorbia  j.b.s. norton 3m&s      M 3234 1937-09-19 V=y    *o@8V united states   1372V   TMs Arizona MADERA CANYON. SANTA RITA MTS. B    P<10g MOIST SHADY CANYON WITH OAKS  6I ALTA SANTA CRUZ [ Gl   M5 HOWARD S. GENTRY 1246472 I3< 
{"catalogNumber": "1246472", "order": "", "family": "Euphorbiaceae", "scientificName": "Euphorbia alta", "scientificNameAuthorship": "J.B.S. Norton", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "alta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Howard S. Gentry", "recordNumber": "3234", "verbatimEventDate": "1937-09-19", "habitat": "Moist shady canyon with oaks", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arizona", "county": "Santa Cruz", "municipality": "", "locality": "Madera Canyon. Santa Rita Mts.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1372", "maximumElevationInMeters": ""}