{
  "parallel_no_redundancy": [
    {"series": ["3AI-M515A", "3AI-Y515A", "3AI-M516A", "3AI-Y516A", "3AI-M517A", "3AI-Y517A", "3AI-M518A", "3AI-Y518A"]},
    {"series": ["3AI-M512B", "3AI-Y512B", "3AI-M513B", "3AI-Y513B", "3AI-M514B", "3AI-Y514B"]},
    {"series": ["3AI-M515C", "3AI-Y515C", "3AI-M516C", "3AI-Y516C", "3AI-M517C", "3AI-Y517C", "3AI-M518C", "3AI-Y518C"]}
  ]
}