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": ""}
     U3  but this on adjoining slightly drier ground.   ASYMMETRICA 7|     8455 L2  digitalis     J-d| 1999-04-28   Philip E. Hyatt     ; POALES  1200996 X:b  GRANT UG~G    Carex digitalis var. asymmetrica 0Yt^v     $om FERNALD
{"catalogNumber": "1200996", "order": "Poales", "family": "", "scientificName": "Carex digitalis var. asymmetrica", "scientificNameAuthorship": "Fernald", "genus": "", "subgenus": "", "specificEpithet": "digitalis", "verbatimTaxonRank": "", "infraspecificEpithet": "asymmetrica", "identifiedBy": "", "recordedBy": "Philip E. Hyatt", "recordNumber": "8455", "verbatimEventDate": "1999-04-28", "habitat": "", "occurrenceRemarks": "But this on adjoining slightly drier ground.", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Grant", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}