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": ""}
 VAR. a~_$   d ASTERALES   !ok 21.92154  ^-&? salicifolia Asteraceae f   nTvL SALICIFOLIA    @<DZ 1539509   x 113 stevia G7  CALVILLO iX3 c    > XW -102.54947 aguascalientes *y#4+   7)= stevia salicifolia var. salicifolia HIGH GRASSLAND WITH SCATTERED OAKS NEAR SUMMITS 4G    mexico SK   /:!6L ROAD TO CALVILLO, 18 MILES WEST OF AGUASCALIENTES  UhSb/ 1959-11-02    eK ROGERS MCVAUGH, WALTER N. KOELZ
{"catalogNumber": "1539509", "order": "Asterales", "family": "Asteraceae", "scientificName": "Stevia salicifolia var. salicifolia", "scientificNameAuthorship": "", "genus": "Stevia", "subgenus": "", "specificEpithet": "salicifolia", "verbatimTaxonRank": "var.", "infraspecificEpithet": "salicifolia", "identifiedBy": "", "recordedBy": "Rogers McVaugh, Walter N. Koelz", "recordNumber": "113", "verbatimEventDate": "1959-11-02", "habitat": "High grassland with scattered oaks near summits", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Aguascalientes", "county": "Calvillo", "municipality": "", "locality": "Road to Calvillo, 18 miles west of Aguascalientes", "decimalLatitude": "21.92154", "decimalLongitude": "-102.54947", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}