C22121333132313311211113313331333133313232233313331311331323131111   >>    C2212133313231331121111331333133313331323223331333131133132313111   <<    C22121333132313311211113313331333133313232233313331311331323131113   >>      C22121333132313311211113313331333133313232233313331311331323131112   >>