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": ""}
UNITED STA7ES xWU1   @4RB 42.96336  s.n. E s   [anthers larger than usual, tho aments short], ksm42040 ;wlJB  GRAND RAPIDS. )    Kent >x)N   w   MARSHALL    E< humilis carleton r. ball 9#  SALIX .21.>   ` SALIX HUMILIS      -CmlC Maolpi6ghiales  ?Z)7 1897-04-17 -85.668086 K)Mq   % 1316843  F w. earle mulliken  * j.Z Salicaceae
{"catalogNumber": "1316843", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Salix humilis", "scientificNameAuthorship": "Marshall", "genus": "Salix", "subgenus": "", "specificEpithet": "humilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Carleton R. Ball", "recordedBy": "W. Earle Mulliken", "recordNumber": "s.n.", "verbatimEventDate": "1897-04-17", "habitat": "", "occurrenceRemarks": "[anthers larger than usual, tho aments short], KSM42040", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Kent", "municipality": "", "locality": "Grand Rapids.", "decimalLatitude": "42.96336", "decimalLongitude": "-85.668086", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}