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": ""}
  RA maximum jacq. z    contactum herbarium ?~     0F5&, poales T.R. SODERSTROM  P1$  1959-08-22 9N@ c  Charles Feddema LC)Gu    xwF 1126550  : Poaceae     905 E  mexico &?|Q  PANICUM MAXIMUM :c4k       
{"catalogNumber": "1126550", "order": "Poales", "family": "Poaceae", "scientificName": "Panicum maximum", "scientificNameAuthorship": "Jacq.", "genus": "", "subgenus": "", "specificEpithet": "maximum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "T.R. Soderstrom", "recordedBy": "Charles Feddema", "recordNumber": "905", "verbatimEventDate": "1959-08-22", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}