C31232233133313221211113313331333132313232233133313331322133323132233131   >>    C3123223313331322121111331333133313231323223313331333132213332313223313   <<    C31232233133313221211113313331333132313232233133313331322133323132233133   >>      C31232233133313221211113313331333132313232233133313331322133323132233132   >>