C12121212311232322331313232233132313331323221333132333132313133231   >>    C1212121231123232233131323223313231333132322133313233313231313323   <<    C12121212311232322331313232233132313331323221333132333132313133233   >>      C12121212311232322331313232233132313331323221333132333132313133232   >>