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": ""}
   b contact um herbarium  x@ (steudl.) n. snow  Poales G~9  PANICEA 8EC)y  brachiat4 H       #3y 1123714     cKV J. Crutchfield & M. Johnston   ymU/, leptochloa   Eh<c Poaceae  1960-09-28 rD      I#= leptochloa panicea subsp. brachiata  7=< n. snow
{"catalogNumber": "1123714", "order": "Poales", "family": "Poaceae", "scientificName": "Leptochloa panicea subsp. brachiata", "scientificNameAuthorship": "(Steudl.) N. Snow", "genus": "Leptochloa", "subgenus": "", "specificEpithet": "panicea", "verbatimTaxonRank": "", "infraspecificEpithet": "brachiata", "identifiedBy": "N. Snow", "recordedBy": "J. Crutchfield & M. Johnston", "recordNumber": "", "verbatimEventDate": "1960-09-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}