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": ""}
    dU POyACEAE 17.9449 UkxM         X Novillerito; 35 mi6les E of Acayucan Hwy Mex180 VIRGATA S    LEPTOCHLOA q_    MEXICO 2Nh>E   970-08-02 9:Mh     plcK3 n. snow  -$OA Leptochloa vibrgata red sandy soil, soft d  51     wD WIGHT nEX STEUD.
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "Leptochloa virgata", "scientificNameAuthorship": "Wight ex Steud.", "genus": "Leptochloa", "subgenus": "", "specificEpithet": "virgata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "N. Snow", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1970-08-02", "habitat": "red sandy soil, soft", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Novillerito; 35 miles E of Acayucan Hwy Mex180", "decimalLatitude": "17.9449", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}