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": ""}
 B abortivus   MR 5643    rrI| 43.34718   Michigan =   9M,n( "petals yellow."  RANUNCULUS ABORTIVUS VAR. ABORTIVUS Fp        qWN5| EDWARD G. VOSS     gB -83.366583   1345364 NF   
{"catalogNumber": "1345364", "order": "", "family": "", "scientificName": "Ranunculus abortivus var. abortivus", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "abortivus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "5643", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Petals yellow.\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "43.347182", "decimalLongitude": "-83.366583", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}