C31232233133313221211113313331333132313331323331313331322332211   >>    C3123223313331322121111331333133313231333132333131333132233221   <<    C31232233133313221211113313331333132313331323331313331322332213   >>      C31232233133313221211113313331333132313331323331313331322332212   >>