C111123313121111121111331333133313331323221211113313113313331333133322132233131   >>    C11112331312111112111133133313331333132322121111331311331333133313332213223313   <<    C111123313121111121111331333133313331323221211113313113313331333133322132233133   >>      C111123313121111121111331333133313331323221211113313113313331333133322132233132   >>