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": ""}
 trin. &4     POALES =      XT:8 POACEAE     ge 4930   Agrostis UV  crevices of rocky cliffs, e(illegible) NBC.y  Oregon 6_I:   )^#= agrostis exarata  J. C. NELSON cT=_n    UNITED STATES hn[     EXARATA mz6dj 
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Agrostis exarata", "scientificNameAuthorship": "Trin.", "genus": "Agrostis", "subgenus": "", "specificEpithet": "exarata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J. C. Nelson", "recordNumber": "4930", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Oregon", "county": "", "municipality": "", "locality": "crevices of rocky cliffs, E(illegible)", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}