C111113331333132322331333133313331311331311331323133313222211111   >>    C11111333133313232233133313331333131133131133132313331322221111   <<    C111113331333132322331333133313331311331311331323133313222211113   >>      C111113331333132322331333133313331311331311331323133313222211112   >>