C22121333132313311211113313331333132233131133133313331323131133133311211111   >>    C2212133313231331121111331333133313223313113313331333132313113313331121111   <<    C22121333132313311211113313331333132233131133133313331323131133133311211113   >>      C22121333132313311211113313331333132233131133133313331323131133133311211112   >>