C132233133112121111331333133313331312121111133313331333131322131   >>    C13223313311212111133133313331333131212111113331333133313132213   <<    C132233133112121111331333133313331312121111133313331333131322133   >>      C132233133112121111331333133313331312121111133313331333131322132   >>