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": ""}
    indiana +A4        P OTALA  HT5:  MOIST, M0RE OPEN, ZONES IN EXTENSIVE CALAMAGROSTIS CANADENSIS-SCIRPUS CYPERINUS MEADOWS. FREQUENT LOCALLY IN AREAS OF BARE, MOIST SANDY/PEATY    soil, plants strongly reddish-tinged. XeQO   | contact um herbarium  Zv (L.) Koehne         
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "(L.) Koehne", "genus": "Rotala", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "Moist, more open, zones in extensive Calamagrostis canadensis-Scirpus cyperinus meadows. Frequent locally in areas of bare, moist sandy/peaty", "occurrenceRemarks": "soil, plants strongly reddish-tinged.", "associatedTaxa": "", "country": "", "stateProvince": "Indiana", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}