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": ""}
Chambers J    2002-11-01 ^AQX     UNITED STATE=S  87 oe% G     nn POALES   -94.578 xN~w  TEXAS d#x     29â° 50' 12.3" n 94â° 34' 40.8" w `:idp  L. *    CYPERUS &   4 CaN 1399216   !?Q^@ esculentus 7RACY GWALTNEY =z  ANUACK AT JUNCTION OF I10 AND FM 1724.  Oz  CYPERACEAE U^L:  29.8367 imz 
{"catalogNumber": "1399216", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "esculentus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Tracy Gwaltney", "recordNumber": "87", "verbatimEventDate": "2002-11-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Chambers", "municipality": "", "locality": "Anuack at junction of I10 and FM 1724.", "decimalLatitude": "29.83675", "decimalLongitude": "-94.578", "verbatimCoordinates": "29\u00c2\u00b0 50' 12.3\" N 94\u00c2\u00b0 34' 40.8\" W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}