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": ""}
  ac 18.9773  J e -90.4372  /)& 1126819     y0i  CYRUS L. LUNDELL   WsX Mexico     Z( PANICUM PURPURASCENS  4% Poaceae  4Q1 PURPURASCENS   VFS1 campeche MEZ :L    hM 1ARGE PLANTED GRASS 976 ,  Poales 4   m 1931-11-23 PANICUM a$qQ   Los Rosales; TuxpeÃ±a s))   
{"catalogNumber": "1126819", "order": "Poales", "family": "Poaceae", "scientificName": "Panicum purpurascens", "scientificNameAuthorship": "Mez", "genus": "Panicum", "subgenus": "", "specificEpithet": "purpurascens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Cyrus L. Lundell", "recordNumber": "976", "verbatimEventDate": "1931-11-23", "habitat": "Large planted grass", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Campeche", "county": "", "municipality": "", "locality": "Los Rosales; Tuxpe\u00c3\u00b1a", "decimalLatitude": "18.9773", "decimalLongitude": "-90.4372", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}