C31232233133313221211113313331333132233131133131133132313131231   >>    C3123223313331322121111331333133313223313113313113313231313123   <<    C31232233133313221211113313331333132233131133131133132313131233   >>      C31232233133313221211113313331333132233131133131133132313131232   >>