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": ""}
 1950-12-12 7ei  1113965 ,r  potamogetonaceae U    C xo 28473 Mexico ^I_      Gy);M DRAINAGE DITCH -98.9082 n`   EI_& stuckenia   mexico  1)   RO+ (l.) bã¶rner stuckenia pectinata  15#L    ^ ALISMATALES    J  Ejido Santa Ãrsula (El Colorado); Atlapulco; SE corner of Lago deO Texcoco  VJ 19.4966    
{"catalogNumber": "1113965", "order": "Alismatales", "family": "Potamogetonaceae", "scientificName": "Stuckenia pectinata", "scientificNameAuthorship": "(L.) B\u00c3\u00b6rner", "genus": "Stuckenia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "28473", "verbatimEventDate": "1950-12-12", "habitat": "Drainage ditch", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Mexico", "county": "", "municipality": "", "locality": "Ejido Santa \u00c3\u009arsula (El Colorado); Atlapulco; SE corner of Lago de Texcoco", "decimalLatitude": "19.4966", "decimalLongitude": "-98.9082", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}