C11111333133313232233133313331333132332322121111331311331323132311321   >>    C1111133313331323223313331333133313233232212111133131133132313231132   <<    C11111333133313232233133313331333132332322121111331311331323132311323   >>      C11111333133313232233133313331333132332322121111331311331323132311322   >>