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": ""}
cham. & schltdl. y.2:  19.5275 $ y,Z  convolvulacea & Dr  LA ESTACIÃ³N DE BIOLOGÃ­A; 8 KM E OF CHAMELA, CENTRO DE INVESTIGACIÃ³N Y EXPERIMENTACIÃ³N DE LA UNAM l0  1145551 y  dioscoreaceae 0 9Sk    Dioscoreales EV7   Fi7$D diocorea convolvulacea Dioscorea ^HS*O     1970-12-08     H>p#- -104.996  69*  jalisco Oswaldo TÃ©llez V. iZ   C3 La Huerta  + ; 25083   C MEXICO   rogers mcvaugh $K 8    
{"catalogNumber": "1145551", "order": "Dioscoreales", "family": "Dioscoreaceae", "scientificName": "Dioscorea convolvulacea", "scientificNameAuthorship": "Cham. & Schltdl.", "genus": "Dioscorea", "subgenus": "", "specificEpithet": "convolvulacea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Oswaldo T\u00c3\u00a9llez V.", "recordedBy": "Rogers McVaugh", "recordNumber": "25083", "verbatimEventDate": "1970-12-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Jalisco", "county": "La Huerta", "municipality": "", "locality": "La Estaci\u00c3\u00b3n de Biolog\u00c3\u00ada; 8 km E of Chamela, Centro de Investigaci\u00c3\u00b3n y Experimentaci\u00c3\u00b3n de la UNAM", "decimalLatitude": "19.5275", "decimalLongitude": "-104.996", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}