C1111233133313231133133313331333132313331322312113313232233132331   >>    C111123313331323113313331333133313231333132231211331323223313233   <<    C1111233133313231133133313331333132313331322312113313232233132333   >>      C1111233133313231133133313331333132313331322312113313232233132332   >>