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": ""}
 TRISTACHYA X *vb  contact um herbarium a  Jerzy Rzedowski (%Yv     B24 avenacea   #Y Scribn. & Merr.   j 1963-11-20  POACEAE gW;GA   t L 1131706      Tristachya avenacea ,^~i   BGcL Mexico  lr i  17884 poales cSJ      
{"catalogNumber": "1131706", "order": "Poales", "family": "Poaceae", "scientificName": "Tristachya avenacea", "scientificNameAuthorship": "Scribn. & Merr.", "genus": "Tristachya", "subgenus": "", "specificEpithet": "avenacea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jerzy Rzedowski", "recordNumber": "17884", "verbatimEventDate": "1963-11-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}