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": ""}
   x@lu flowers white, petals with green tips, mostly past flower. clearly established and spreading with large clumps and also small non-flowering seedlings.   AMARYLLIDACEAE /Am          T1 Anton A. Reznicek  (Y -83.7569167   l. |P|         M4;tj GALANTHUS   
{"catalogNumber": "", "order": "", "family": "Amaryllidaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Galanthus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Anton A. Reznicek", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Flowers white, petals with green tips, mostly past flower. Clearly established and spreading with large clumps and also small non-flowering seedlings.", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-83.7569167", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}