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": ""}
SPIKELETS PA,LE BROWN i&    yx robert kral open savanna pasture, sandy clay soil  PlGR   M Ti( nayarit   1965-08-24 A+   P,b Bulbostylis     CYPERACEAE  bulbostylis pubescens .s/k   mexico 3d.P$   pubescens o          
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Bulbostylis pubescens", "scientificNameAuthorship": "", "genus": "Bulbostylis", "subgenus": "", "specificEpithet": "pubescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert Kral", "recordNumber": "", "verbatimEventDate": "1965-08-24", "habitat": "Open savanna pasture, sandy clay soil", "occurrenceRemarks": "Spikelets pale brown", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Nayarit", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}