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": ""}
    z+O Fabaceae   x ROGERS MCVAUGH      OH@ 1960-10-17 steep mountainsides, in pine-oak zone, on nw facing sl0pes, abundant. +  G.Don 4        RX/o 1165868         %C J.W. GREAR   
{"catalogNumber": "1165868", "order": "", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "G.Don", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "J.W. Grear", "recordedBy": "Rogers McVaugh", "recordNumber": "", "verbatimEventDate": "1960-10-17", "habitat": "Steep mountainsides, in pine-oak zone, on NW facing slopes, abundant.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}