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": ""}
Echinochloa mQ2  yucatã¡n ;WI=          POALES 7Q   ;  21.1606    . 1938-07  O echinochloa colonum    g~ -89.6383      GPz Mexico   Jason R. Swallen c YR   H]X- colonum
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Echinochloa colonum", "scientificNameAuthorship": "", "genus": "Echinochloa", "subgenus": "", "specificEpithet": "colonum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Jason R. Swallen", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1938-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Yucat\u00c3\u00a1n", "county": "", "municipality": "", "locality": "", "decimalLatitude": "21.1606", "decimalLongitude": "-89.6383", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}