C3123223313331322121111331333133313231333132212111133133322312131   >>    C312322331333132212111133133313331323133313221211113313332231213   <<    C3123223313331322121111331333133313231333132212111133133322312133   >>      C3123223313331322121111331333133313231333132212111133133322312132   >>