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": ""}
   United States m     "PANICLES PURPLE WHEN MATURE." 5[tW4  83.50315 5    Echinoghloa muicata D5 ^  michigan .1%   Wayne  s|   QIT 42.35836  K49J ROADSIDE DITCH; W/ CIRSIUM VULGARE, CAREX SPP.        LQm poales 1200749 !    638 j  
{"catalogNumber": "1200749", "order": "Poales", "family": "", "scientificName": "Echinochloa muricata", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "638", "verbatimEventDate": "", "habitat": "Roadside ditch; w/ Cirsium vulgare, Carex spp.", "occurrenceRemarks": "\"Panicles purple when mature.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Wayne", "municipality": "", "locality": "", "decimalLatitude": "42.35836", "decimalLongitude": "-83.50315", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}