C111123313121111121111331333133313113313232123313331323221131211321   >>    C11112331312111112111133133313331311331323212331333132322113121132   <<    C111123313121111121111331333133313113313232123313331323221131211323   >>      C111123313121111121111331333133313113313232123313331323221131211322   >>