C22121333132313311211113313331333132233131133133313331323131132211   >>    C2212133313231331121111331333133313223313113313331333132313113221   <<    C22121333132313311211113313331333132233131133133313331323131132213   >>      C22121333132313311211113313331333132233131133133313331323131132212   >>