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": ""}
 O Hcq 1131782 Mexico ^n=      ):%Ja 1968-02-20 poaes ]B;  g. martã­nez-calderã³n  w     c  1648    poaceae fq,XM   CONTACT UM HERBARIUM J     `WB l.   ; zea    ^ZCK ZEA MAYS MAYS #yM9  
{"catalogNumber": "1131782", "order": "Poales", "family": "Poaceae", "scientificName": "Zea mays", "scientificNameAuthorship": "L.", "genus": "Zea", "subgenus": "", "specificEpithet": "mays", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "G. Mart\u00c3\u00adnez-Calder\u00c3\u00b3n", "recordNumber": "1648", "verbatimEventDate": "1968-02-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}