C111113331333132322331333133313331333133313121111331333132231123231   >>    C11111333133313232233133313331333133313331312111133133313223112323   <<    C111113331333132322331333133313331333133313121111331333132231123233   >>      C111113331333132322331333133313331333133313121111331333132231123232   >>