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": ""}
   1123607  poaceae Lg    san luis potosi m d R   poales  Ox    L]EPTOCHLOA DUBIA h<4C   ) 1934-07   1SP  -101.16  T Mexico  CHARCASJ; CHARCAS ZvPW  509 KI<rE/    g leptochloa (Kunth) Nees 22Ka?    DFKM ALFRED F. WHITING    J2 N. SN0W dubia   
{"catalogNumber": "1123607", "order": "Poales", "family": "Poaceae", "scientificName": "Leptochloa dubia", "scientificNameAuthorship": "(Kunth) Nees", "genus": "Leptochloa", "subgenus": "", "specificEpithet": "dubia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "N. Snow", "recordedBy": "Alfred F. Whiting", "recordNumber": "509", "verbatimEventDate": "1934-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "San Luis Potosi", "county": "", "municipality": "", "locality": "Charcas; Charcas", "decimalLatitude": "", "decimalLongitude": "-101.116", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}