Buffering a jump during the reserve fill and performing a backwards spinjump onto the item pedestal will minimize acid frames

Requires:

{
  "obstaclesCleared": [
    "R-Mode"
  ]
}
"Morph"
{
  "partialRefill": {
    "type": "ReserveEnergy",
    "limit": 99
  }
}
{
  "or": [
    "ScrewAttack",
    {
      "and": [
        {
          "canShineCharge": {
            "usedTiles": 15,
            "steepUpTiles": 1,
            "steepDownTiles": 1,
            "openEnd": 0
          }
        },
        {
          "doorUnlockedAtNode": 1
        },
        {
          "shinespark": {
            "frames": 52,
            "excessFrames": 0
          }
        }
      ]
    }
  ]
}
{
  "autoReserveTrigger": {}
}
{
  "acidFrames": 16
}