C111113331333132322331333133313331333132332313311211113313111113121   >>    C11111333133313232233133313331333133313233231331121111331311111312   <<    C111113331333132322331333133313331333132332313311211113313111113123   >>      C111113331333132322331333133313331333132332313311211113313111113122   >>