C31232233133313221211113313331333132313331333133313331313311121   >>    C3123223313331322121111331333133313231333133313331333131331112   <<    C31232233133313221211113313331333132313331333133313331313311123   >>      C31232233133313221211113313331333132313331333133313331313311122   >>