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": ""}
 m1 CAREX      f(rJg 4 mi W of Burvis.       CYPERACEAE ebre   cN Lamar Poales  XwQ   flaccosperma (RPL+    Py 1370334   Rd@ 764 1969-05-08 d     Mississ|ppi U b   
{"catalogNumber": "1370334", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "flaccosperma", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "764", "verbatimEventDate": "1969-05-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Mississippi", "county": "Lamar", "municipality": "", "locality": "4 mi W of Purvis.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}