C11111211113313112113313331333132313331331121111113313331323322331   >>    C1111121111331311211331333133313231333133112111111331333132332233   <<    C11111211113313112113313331333132313331331121111113313331323322333   >>      C11111211113313112113313331333132313331331121111113313331323322332   >>