C3123223313331322121111331333133313231333132212111112312111112111112231311   >>    C312322331333132212111133133313331323133313221211111231211111211111223131   <<    C3123223313331322121111331333133313231333132212111112312111112111112231313   >>      C3123223313331322121111331333133313231333132212111112312111112111112231312   >>