C31232233133313221211113313331333132313331322121133133313331312122132221   >>    C3123223313331322121111331333133313231333132212113313331333131212213222   <<    C31232233133313221211113313331333132313331322121133133313331312122132223   >>      C31232233133313221211113313331333132313331322121133133313331312122132222   >>