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": ""}
charlotte mxtN  florida a<P    51977 v_     Re eriochloa acuminata var. minor   1973-09-21 G      bY (VASEY) R.B. SHAW var.    +xo_  united states  G`D MINOR    :H 1414020   ERIOCHLOA  60q    palesX K    
{"catalogNumber": "1414020", "order": "Poales", "family": "", "scientificName": "Eriochloa acuminata var. minor", "scientificNameAuthorship": "(Vasey) R.B. Shaw", "genus": "Eriochloa", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "minor", "identifiedBy": "", "recordedBy": "", "recordNumber": "51977", "verbatimEventDate": "1973-09-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Florida", "county": "Charlotte", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}