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": ""}
 Myriophyllum tD        +xjf HALORAGACEAE  C9HRy VAN B UREN      a9U myrophyllum spicatum  3I( 2012-09-02    8 BB l.   +I ca. 4.75 miles nne of gobles. at intersection of 2nd ave. and 28th st., on n part of clear lake.    xs RUSS3LL G. SCHIPPER   <M 209    michigan !X8 
{"catalogNumber": "", "order": "", "family": "Haloragaceae", "scientificName": "Myriophyllum spicatum", "scientificNameAuthorship": "L.", "genus": "Myriophyllum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Russell G. Schipper", "recordNumber": "209", "verbatimEventDate": "2012-09-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Van Buren", "municipality": "", "locality": "Ca. 4.75 miles NNE of Gobles. At intersection of 2nd Ave. and 28th St., on N part of Clear Lake.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}