C11111333133313232233133313331333132313331323321313331333132322121111331133221   >>    C1111133313331323223313331333133313231333132332131333133313232212111133113322   <<    C11111333133313232233133313331333132313331323321313331333132322121111331133223   >>      C11111333133313232233133313331333132313331323321313331333132322121111331133222   >>