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": ""}
texas >        I g. l. webster & k. i. miller   HW G haloragaceae Myriophyllum S X    3VVH MYRIOPHYLLUM HETEROPHYLLUM  . 4305            YJ0r 1952-07-11  ROBIN W. SCRIBAILO, MITCHELL S. ALIX KF    KERR 5eT  
{"catalogNumber": "", "order": "", "family": "Haloragaceae", "scientificName": "Myriophyllum heterophyllum", "scientificNameAuthorship": "", "genus": "Myriophyllum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Robin W. Scribailo, Mitchell S. Alix", "recordedBy": "G. L. Webster & K. I. Miller", "recordNumber": "4305", "verbatimEventDate": "1952-07-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Texas", "county": "Kerr", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}