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": ""}
united tates 3   POALES D    - CYPERACEAE 1305401 S?dLd       V,~? SCHWEIN.   s1mN VERNAL POOL AREA (PRESENTLY 1/5 FILLED) OLD OXBOW AREA OF OTTAWA RIVER. ASSOCIATES: RMEX VERTICILLATA, PILEA, PLATANUS, CAREX MUSKINGUMENSIS, CEPHALANTHUS OCCIDENATALIS, IRIS VERSICOLOR, FRAXINUS PENSYLVANICA.       bt CAREX       w Timothy L. Walters   
{"catalogNumber": "1305401", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Schwein.", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Timothy L. Walters", "recordNumber": "", "verbatimEventDate": "", "habitat": "Vernal pool area (presently 1/5 filled) old oxbow area of Ottawa River. Associates: Rumex verticillata, Pilea, Platanus, Carex muskingumensis, Cephalanthus occidenatalis, Iris versicolor, Fraxinus pensylvanica.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}