Kill the spike Alcoons before climbing to the upper runway. Be sure to jump over the invisible fireball projectiles. Crystal Flash at the top right, just before Samus goes off-screen, to clear the runway Alcoon. Shinecharge to the left, then weave down and into the Alcoon to interrupt.

Entrance condition:

{
  "comeInWithGMode": {
    "mode": "direct",
    "morphed": false
  }
}

Requires:

{
  "or": [
    "canWalljump",
    "HiJump",
    "canSpringBallJumpMidAir",
    "SpaceJump",
    {
      "and": [
        "canIBJ",
        "canBombHorizontally",
        "canJumpIntoIBJ"
      ]
    },
    {
      "and": [
        "canUseFrozenEnemies",
        "canInsaneJump"
      ]
    }
  ]
}
"h_CrystalFlashForReserveEnergy"
{
  "canShineCharge": {
    "usedTiles": 27,
    "gentleUpTiles": 2,
    "openEnd": 0
  }
}
{
  "or": [
    "canDownBack",
    "canTrickyJump"
  ]
}
{
  "or": [
    {
      "and": [
        {
          "disableEquipment": "ETank"
        },
        {
          "autoReserveTrigger": {}
        },
        "canRModeSparkInterrupt",
        {
          "enemyDamage": {
            "enemy": "Alcoon",
            "type": "contact",
            "hits": 1
          }
        }
      ]
    },
    {
      "and": [
        "canReserveTriggerBufferXRay",
        {
          "autoReserveTrigger": {
            "implicitHeatFrames": "no"
          }
        },
        "canRModePauseAbuseSparkInterrupt",
        {
          "heatFrames": 30
        }
      ]
    }
  ]
}

Clears obstacles: A