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": ""}
 ^` 1931-04-2v2  GUATEMALA 1      .K: paul c. standley  fabales q  12698 ,+C!p  CONTACT UM HERBARIUM vJ       uO= fabaceae   1166938 r[     =%R HAEMATOXYLON    harley h. bartlett ac    0N[ CAMPECHIANUM
{"catalogNumber": "1166938", "order": "Fabales", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Haematoxylon", "subgenus": "", "specificEpithet": "campechianum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Paul C. Standley", "recordedBy": "Harley H. Bartlett", "recordNumber": "12698", "verbatimEventDate": "1931-04-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Guatemala", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}