I33132322131121133131323331333132313232233132233133313233313233311232211   >>    I3313232213112113313132333133313231323223313223313331323331323331123221   <<    I33132322131121133131323331333132313232233132233133313233313233311232213   >>      I33132322131121133131323331333132313232233132233133313233313233311232212   >>