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": ""}
mexico r: F     2hOR 1965-09-21  Astragalus guatemalensis var. brevidentatus xV      brevientatus  fabaceae 0*W  jerzy rzedowski T     1149837 ktBy1     6m VAR. 16.0647 %    N  bosque de pino y encino      ESmm -96.4897   
{"catalogNumber": "1149837", "order": "", "family": "Fabaceae", "scientificName": "Astragalus guatemalensis var. brevidentatus", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "brevidentatus", "identifiedBy": "", "recordedBy": "Jerzy Rzedowski", "recordNumber": "", "verbatimEventDate": "1965-09-21", "habitat": "Bosque de pino y encino", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "16.0647", "decimalLongitude": "-96.4897", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}