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": ""}
 eragrostis  G4m5   RAY C. FRIESNER p=C1   a CLAY  _x^_x UNITED STATES   1413644 A   21772 rZP/2   pectinacea !    POALES s    1947-08-02 EKOA  Poaceae C   (MICHX.) NEES EX STEUD. Bz%   INDIANA ~   sKf  Eragrostis pectinacea CONTACT UM HERBARIUM $W  
{"catalogNumber": "1413644", "order": "Poales", "family": "Poaceae", "scientificName": "Eragrostis pectinacea", "scientificNameAuthorship": "(Michx.) Nees ex Steud.", "genus": "Eragrostis", "subgenus": "", "specificEpithet": "pectinacea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ray C. Friesner", "recordNumber": "21772", "verbatimEventDate": "1947-08-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Indiana", "county": "Clay", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}