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": ""}
     C contct um herbarium     (z@ k ICYPERACEAE STANLEY JONES & GRETCHEN JONES e  5439 U Z   1138048 19O a  scleria pterota G   anton a. reznicek Q  k. presl ex c.b. clarke =e r   Hn/   mexico   Aaaa POA1ES     scleria m20   . 1990-07-11  4 PTEROTA
{"catalogNumber": "1138048", "order": "Poales", "family": "Cyperaceae", "scientificName": "Scleria pterota", "scientificNameAuthorship": "K. Presl ex C.B. Clarke", "genus": "Scleria", "subgenus": "", "specificEpithet": "pterota", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Stanley Jones & Gretchen Jones", "recordNumber": "5439", "verbatimEventDate": "1990-07-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}