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": ""}
 L.H. HARVEY d      + RIGIDA    H7mU (KUNTH) KUNTH 1124974 )y57<   Q 1941-09-01     poaceae  7(           LEROY H. HARVEY t     =  muhlenbergia
{"catalogNumber": "1124974", "order": "", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "(Kunth) Kunth", "genus": "Muhlenbergia", "subgenus": "", "specificEpithet": "rigida", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "L.H. Harvey", "recordedBy": "LeRoy H. Harvey", "recordNumber": "", "verbatimEventDate": "1941-09-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}