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": ""}
4sterales m@6 b            P 1561248    VE illegible eupatorium rotundifolium <r*d  no data      1898-06 o LD)  45641 Mr    4c eupatorium   je_4  ASTERACEAE ROTUNDIFOLIUM ojL>-   v9-y0 l. 
{"catalogNumber": "1561248", "order": "Asterales", "family": "Asteraceae", "scientificName": "Eupatorium rotundifolium", "scientificNameAuthorship": "L.", "genus": "Eupatorium", "subgenus": "", "specificEpithet": "rotundifolium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "illegible", "recordNumber": "45641", "verbatimEventDate": "1898-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "no data", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}