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": ""}
arizona u              W+ e.u. clover   ESCULENTUS $   E 1943-09-15 COLORADO HAVASUPAI CANYON, IN JACK PAYA'S FIELD. xC     1393311 /Z r      l. ;XE3_  CYP3RUS ESCULENTUS M 
{"catalogNumber": "1393311", "order": "", "family": "", "scientificName": "Cyperus esculentus", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "esculentus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E.U. Clover", "recordNumber": "", "verbatimEventDate": "1943-09-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Arizona", "county": "", "municipality": "", "locality": "Colorado Havasupai Canyon, in Jack Paya's field.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}