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": ""}
   Ek:= Poaceae  e.a.  manrique RX  schizachyrium cirratum QY1X    E;qF contact um herbarium   mexico 2yn     G_ Z 1941-10-12 2159 neej    ><R cirratum          
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "Schizachyrium cirratum", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "cirratum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "E.A. Manrique", "recordedBy": "", "recordNumber": "2159", "verbatimEventDate": "1941-10-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}