D3313222132313113313132313232321323331322132313232233132312112331   >>    D331322213231311331313231323232132333132213231323223313231211233   <<    D3313222132313113313132313232321323331322132313232233132312112333   >>      D3313222132313113313132313232321323331322132313232233132312112332   >>