C3123223313331322121111331333133313231333132212111113331312111133233312321   >>    C312322331333132212111133133313331323133313221211111333131211113323331232   <<    C3123223313331322121111331333133313231333132212111113331312111133233312323   >>      C3123223313331322121111331333133313231333132212111113331312111133233312322   >>