I33132322131121133131323331333132313232233132233133313232212111   >>    I3313232213112113313132333133313231323223313223313331323221211   <<    I33132322131121133131323331333132313232233132233133313232212113   >>      I33132322131121133131323331333132313232233132233133313232212112   >>