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": ""}
    1646 LZC 5  1117951 n~    763    Mexico DS.   Z frank w. gould       24.809     5F1lN Mesa, 1939-07-28 k`x;    EZB+ bothriochloa  Poaceae  :?z    SO BOTHRIOCHLOA SACCHAROIDES RYDB. I   b8 Virginius H. Chase  W LA HMEDIA LUNA; GALEANA 
{"catalogNumber": "1117951", "order": "", "family": "Poaceae", "scientificName": "Bothriochloa saccharoides", "scientificNameAuthorship": "Rydb.", "genus": "Bothriochloa", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Frank W. Gould", "recordedBy": "Virginius H. Chase", "recordNumber": "7631", "verbatimEventDate": "1939-07-28", "habitat": "Mesa,", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "La Media Luna; Galeana", "decimalLatitude": "24.809", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1646", "maximumElevationInMeters": ""}