C3123223313331322121111331333133313331312111113331323133313231323311   >>    C312322331333132212111133133313331333131211111333132313331323132331   <<    C3123223313331322121111331333133313331312111113331323133313231323313   >>      C3123223313331322121111331333133313331312111113331323133313231323312   >>