I33132322131121133131323331333132313232233132233133313233313222211   >>    I3313232213112113313132333133313231323223313223313331323331322221   <<    I33132322131121133131323331333132313232233132233133313233313222213   >>      I33132322131121133131323331333132313232233132233133313233313222212   >>