The ring-based layout is one of the most annoying types of opponent bases in Clan War and trophy pushing.
Here is the video explanation of how to 3-star this kind of base in Clash of Clans, assuming that you don’t have maxed heroes. Also, the base doesn’t have Scattershot, so it is kind of easier. Anyways, the concept of the attack can be applied to even those bases that do have Scattershot defenses.
4 Healers, 1 Electro Dragon, 5 Giants, 3 Pekka, 11 Bowlers, 1 Minion, 1 Archer, 1 Rage spell, 3 Freeze spells, 1 Poison spell, 5 Bat spells.
Siege machine with 6 giants, 1 Ice Golem, 1 Rage spell.