C3123223313331322121111331333133313231333132212111112312111113331333323213311   >>    C312322331333132212111133133313331323133313221211111231211111333133332321331   <<    C3123223313331322121111331333133313231333132212111112312111113331333323213313   >>      C3123223313331322121111331333133313231333132212111112312111113331333323213312   >>