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": ""}
  aco CARROLL   ALISMATALES i0       u= Potamogetonaceae  ?dRS rchb.  lI 1173329 potamogeton confervoides Sy9    hJ 4468    | gA contact um herbarium   &4 G confervoides  v UNITED STATES   t_: C. BARRE HELLQUIST     ( 8&D 1972-07-30 new hampshire - 
{"catalogNumber": "1173329", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Potamogeton confervoides", "scientificNameAuthorship": "Rchb.", "genus": "", "subgenus": "", "specificEpithet": "confervoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "C. Barre Hellquist", "recordNumber": "4468", "verbatimEventDate": "1972-07-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "New Hampshire", "county": "Carroll", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}