C111113331333132322331333133313331333133313112113313331313331211   >>    C11111333133313232233133313331333133313331311211331333131333121   <<    C111113331333132322331333133313331333133313112113313331313331213   >>      C111113331333132322331333133313331333133313112113313331313331212   >>