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": ""}
      Mesa, [$4rp  nuevo leon l eT+   ?J:H poaceae   G 1117951  X SACCHAROIDES   Virginius H. Chase M    JuSC -100.084      BOTHRIOCHLOA SACCHAROIDES 54us     7631 , n 
{"catalogNumber": "1117951", "order": "", "family": "Poaceae", "scientificName": "Bothriochloa saccharoides", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "saccharoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Virginius H. Chase", "recordNumber": "7631", "verbatimEventDate": "", "habitat": "Mesa,", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Nuevo Leon", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-100.084", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}