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": ""}
   849 Z  COMMON WEED OF WASTE PLACES AROUND MINES AND BROKEN GROUND ALONG ROADS; WEEDY ROADSIDES NEAR HOUSES 7UWb-   victor w. steinmann ?  1158453   qD   ? 20.73018       2^1 n 20 44'10" w 99â° 22'45"       (UA EUPHORBIA BERTEROAA     
{"catalogNumber": "1158453", "order": "", "family": "", "scientificName": "Euphorbia berteroana", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Victor W. Steinmann", "recordedBy": "", "recordNumber": "849", "verbatimEventDate": "", "habitat": "common weed of waste places around mines and broken ground along roads; weedy roadsides near houses", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "20.73018", "decimalLongitude": "", "verbatimCoordinates": "N 20 44'10\" W 99\u00c2\u00b0 22'45\"", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}