C31232233133313221211113313331311331333133112133313231333132331311   >>    C3123223313331322121111331333131133133313311213331323133313233131   <<    C31232233133313221211113313331311331333133112133313231333132331313   >>      C31232233133313221211113313331311331333133112133313231333132331312   >>