C111113331333132322331333133313331311331312111133131133123313231312331   >>    C11111333133313232233133313331333131133131211113313113312331323131233   <<    C111113331333132322331333133313331311331312111133131133123313231312333   >>      C111113331333132322331333133313331311331312111133131133123313231312332   >>