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": ""}
 1973-09-10 U@E(L   T/ P JERZY RZEDOWSKI  : LAMIALES    mexico J 1g  VULGARIS y Y      + prunella vulgaris PRUNELLA Xd     b_Bvq Lamiaceae       3=  l. 8937 V   f. ventura a. h:._  
{"catalogNumber": "", "order": "Lamiales", "family": "Lamiaceae", "scientificName": "Prunella vulgaris", "scientificNameAuthorship": "L.", "genus": "Prunella", "subgenus": "", "specificEpithet": "vulgaris", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Jerzy Rzedowski", "recordedBy": "F. Ventura A.", "recordNumber": "8937", "verbatimEventDate": "1973-09-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}