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": ""}
   h4Z5 TIMOTHY L. WALTERS     n QR. michigan   12884 <`   2011-05-25 a          Carex lacustris cJl  calvin twp., 0.37 mile north of mt zion road and 0.02 mile west of calvin center road. sw 1/4 of ne 1/4 of ne 1/4 sec 21. T       anton a. reznicek v 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Carex lacustris", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Timothy L. Walters", "recordNumber": "12884", "verbatimEventDate": "2011-05-25", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Calvin Twp., 0.37 mile north of Mt Zion Road and 0.02 mile west of Calvin Center Road. SW 1/4 of NE 1/4 of NE 1/4 Sec 21.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}