C11111333133313232233133313331333133313231312331323133313111131   >>    C1111133313331323223313331333133313331323131233132313331311113   <<    C11111333133313232233133313331333133313231312331323133313111133   >>      C11111333133313232233133313331333133313231312331323133313111132   >>