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": ""}
 2An3 1933-03-09    H! Poales    2.z cyperus polystachyoMs   contact um herbarum 6<1~R    1877 t>*          t cyperaceae 1135045 1<<   O S G.C. Tucker polystachyos ~W.   K@ ROTTB.  
{"catalogNumber": "1135045", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus polystachyos", "scientificNameAuthorship": "Rottb.", "genus": "", "subgenus": "", "specificEpithet": "polystachyos", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "G.C. Tucker", "recordedBy": "", "recordNumber": "1877", "verbatimEventDate": "1933-03-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}