C22121333132313311211113313331333133313232233313331311331121131211   >>    C2212133313231331121111331333133313331323223331333131133112113121   <<    C22121333132313311211113313331333133313232233313331311331121131213   >>      C22121333132313311211113313331333133313232233313331311331121131212   >>