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": ""}
19.455 Sfrg   BCM FABACEAE   rp fabales  eriosema @?6m   YO=+ Eriosema diffusum  michoacan ;g  diffusum U@k   p 24850  `k G.Don   El Tacari; 6-7 km S of PeribÃ¡n de Ramos, Cerro tancÃ­taro L!^U     2Zv[ J.W. GREAR Rogers McVaugh  [     e Mexico  1970-11-29 ^~    OB# -102.413 
{"catalogNumber": "", "order": "Fabales", "family": "Fabaceae", "scientificName": "Eriosema diffusum", "scientificNameAuthorship": "G.Don", "genus": "Eriosema", "subgenus": "", "specificEpithet": "diffusum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "J.W. Grear", "recordedBy": "Rogers McVaugh", "recordNumber": "24850", "verbatimEventDate": "1970-11-29", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Michoacan", "county": "", "municipality": "", "locality": "El Tacari; 6-7 km S of Perib\u00c3\u00a1n de Ramos, Cerro tanc\u00c3\u00adtaro", "decimalLatitude": "19.455", "decimalLongitude": "-102.413", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}