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": ""}
  A0, J. Presl   J. N. WEAVER w|       _g= 1941-09-21    i@  texas     0>/ contct um herbarium   ha| SECUNDIFLORA   BRAZOS M     Zp2 1413770  ,S&cU POALES  eragrostis secundiflora u   
{"catalogNumber": "1413770", "order": "Poales", "family": "", "scientificName": "Eragrostis secundiflora", "scientificNameAuthorship": "J. Presl", "genus": "", "subgenus": "", "specificEpithet": "secundiflora", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J. N. Weaver", "recordNumber": "", "verbatimEventDate": "1941-09-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Texas", "county": "Brazos", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}