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": ""}
    Echinochloa %M   43.387409 J     4MM United States  3 gz POALES echinochloa muricata lu%e    ko)o 7 mi. W-SW of Saginaw. T11NH R3E Sec 5   0.wSAGINAW     -84.140953 Y    242 y#bD     1982-08-21 K  1212773 4M$| 
{"catalogNumber": "1212773", "order": "Poales", "family": "", "scientificName": "Echinochloa muricata", "scientificNameAuthorship": "", "genus": "Echinochloa", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "242", "verbatimEventDate": "1982-08-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Saginaw", "municipality": "", "locality": "7 mi. W-SW of Saginaw. T11N R3E Sec 5", "decimalLatitude": "43.387409", "decimalLongitude": "-84.140953", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}