C111113331333132322331333133313331333133313112113313331333133313331311331211111   >>    C11111333133313232233133313331333133313331311211331333133313331333131133121111   <<    C111113331333132322331333133313331333133313112113313331333133313331311331211113   >>      C111113331333132322331333133313331333133313112113313331333133313331311331211112   >>