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": ""}
Proserpnaca palustris TM _!      kZ Bradford S. Slaughter      vYC0v `IN SHALLOW WATER IN DITCH AT MARGIN OF SWAMP FOREST. ASSOCIATES: ACER SACCHARINUM, CAREX PS3UDO-CYPERUS, CICUTA BULBIFERA, LYSIMACHIA THYRSIFLORA, OSMUNDA REGALIS, SAGITTARIA LATIFOLIA, THELYPTRIS PALUSTRIS, TYPHA LATIFOLIA, ULMUS AMERICANA, UTRICULARIA VULGARIS.      3p$-g 2015-07-16      proserpinaca O@/ks       
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Proserpinaca palustris", "scientificNameAuthorship": "", "genus": "Proserpinaca", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Bradford S. Slaughter", "recordNumber": "", "verbatimEventDate": "2015-07-16", "habitat": "In shallow water in ditch at margin of swamp forest. Associates: Acer saccharinum, Carex pseudo-cyperus, Cicuta bulbifera, Lysimachia thyrsiflora, Osmunda regalis, Sagittaria latifolia, Thelyptris palustris, Typha latifolia, Ulmus americana, Utricularia vulgaris.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}