C31232233133313221211113313331333132313331322121111113313331232321   >>    C3123223313331322121111331333133313231333132212111111331333123232   <<    C31232233133313221211113313331333132313331322121111113313331232323   >>      C31232233133313221211113313331333132313331322121111113313331232322   >>