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": ""}
    Nueces  ZQ  3 mi. s of robstown. S  30 $/ Vk   q 1939-06-15        Poaceae wpd  rydb. r`Y      texas + b%   united states CGX   #YSI< 873 Bothriochloa F   lTS bothriochloa sacchaoides
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "Bothriochloa saccharoides", "scientificNameAuthorship": "Rydb.", "genus": "Bothriochloa", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "873", "verbatimEventDate": "1939-06-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Nueces", "municipality": "", "locality": "3 mi. S of Robstown.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "30", "maximumElevationInMeters": ""}