C111113331333132322331333133313331331121111121333131121133131133321   >>    C11111333133313232233133313331333133112111112133313112113313113332   <<    C111113331333132322331333133313331331121111121333131121133131133323   >>      C111113331333132322331333133313331331121111121333131121133131133322   >>