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": ""}
 rn:, cotact um herbarium   % 2180 poales H AK   X 1952-11-23    1129245 /@]-     q virescens  q   < (kunth) parodi  C8!: Piptochaetium       e!J:6 JERZY RZEDOWSKI  Mex|co MO      O Poaceae PIPTOCHAETIUM VIRESCENS pNU 
{"catalogNumber": "1129245", "order": "Poales", "family": "Poaceae", "scientificName": "Piptochaetium virescens", "scientificNameAuthorship": "(Kunth) Parodi", "genus": "Piptochaetium", "subgenus": "", "specificEpithet": "virescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jerzy Rzedowski", "recordNumber": "2180", "verbatimEventDate": "1952-11-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}