{
  "parallel_no_redundancy": [
    {"series": ["3AI-M506A", "3AI-Y506A", "3AI-M507A", "3AI-Y507A", "3AI-M508A", "3AI-Y508A", "3AI-M509A", "3AI-Y509A"]},
    {"series": ["3AI-M505B", "3AI-Y505B", "3AI-M506B", "3AI-Y506B", "3AI-M507B", "3AI-Y507B"]},
    {"series": ["3AI-M506C", "3AI-Y506C", "3AI-M507C", "3AI-Y507C", "3AI-M508C", "3AI-Y508C", "3AI-M509C", "3AI-Y509C"]}
  ]
}