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": ""}
 @ 19.0397    /d6M NIGER   viuero forestal; morelos; lagunas de zempoala acO    l`fX 1792  2 R. Cruz Cisneros  X=F  cyperus  R3: -99.3075  Cyperus niger !    P Poales  ruiz & pav. A   mexico u8/       1967-08-10 K6[  
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Cyperus niger", "scientificNameAuthorship": "Ruiz & Pav.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "niger", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R. Cruz Cisneros", "recordNumber": "1792", "verbatimEventDate": "1967-08-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Vivero Forestal; Morelos; Lagunas de Zempoala", "decimalLatitude": "19.0397", "decimalLongitude": "-99.3075", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}