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": ""}
 Sp M 28.351  Poales j   z9 w Bouteloua    -106.351 z*@t     s  chihuahua 1939-V08-20 ~  LA FRONTERA; SANTA ISABEL i#Lp      u4gF (Kunth) Griseb.      A+Nm ARISTIDOIDES  2z LeRoy H. Harvey    
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "", "scientificNameAuthorship": "(Kunth) Griseb.", "genus": "Bouteloua", "subgenus": "", "specificEpithet": "aristidoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "LeRoy H. Harvey", "recordNumber": "", "verbatimEventDate": "1939-08-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Chihuahua", "county": "", "municipality": "", "locality": "La Frontera; Santa Isabel", "decimalLatitude": "28.351", "decimalLongitude": "-106.351", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}