C3123223313331322121111331333133313231333132212111133132311113331   >>    C312322331333132212111133133313331323133313221211113313231111333   <<    C3123223313331322121111331333133313231333132212111133132311113333   >>      C3123223313331322121111331333133313231333132212111133132311113332   >>