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": ""}
    Ret= Agrostis    2722 j_W   Z Sonoma  3KYk poal3s  s p Sherwood 1908-06-26 Yr bh    iTsC IN GRAVEL ALONG CREEK   exarata GL=4   UNITED STATES .ZP   DGh ALBERT S. HITCHCOCK     L agrostis exarata  E4150 CALIFORNIA   
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Agrostis exarata", "scientificNameAuthorship": "", "genus": "Agrostis", "subgenus": "", "specificEpithet": "exarata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Albert S. Hitchcock", "recordNumber": "2722", "verbatimEventDate": "1908-06-26", "habitat": "in gravel along creek", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "Sonoma", "municipality": "", "locality": "Sherwood", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}