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": ""}
    essex [A   poaceae y        9lhdo diachanthelium columbianum   2K.nJ dichanthelium    POALES (  f. tracy hubbard p   Zq#< 1911-09-27 (Scribn.) Freckmann  O   UNITED STATES oHC X   0L  columbianum 1428959 -   qr11B BALLAST OF R.R, WEST GLOUCESTER 
{"catalogNumber": "1428959", "order": "Poales", "family": "Poaceae", "scientificName": "Dichanthelium columbianum", "scientificNameAuthorship": "(Scribn.) Freckmann", "genus": "Dichanthelium", "subgenus": "", "specificEpithet": "columbianum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F. Tracy Hubbard", "recordNumber": "", "verbatimEventDate": "1911-09-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Essex", "municipality": "", "locality": "Ballast of R.R, West Gloucester", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}