C2132113313331312121111331333132313331323133313223313231333133313233211331   >>    C213211331333131212111133133313231333132313331322331323133313331323321133   <<    C2132113313331312121111331333132313331323133313223313231333133313233211333   >>      C2132113313331312121111331333132313331323133313223313231333133313233211332   >>