C31232233133313221211113313331333132313232233133313233313113313131111   >>    C3123223313331322121111331333133313231323223313331323331311331313111   <<    C31232233133313221211113313331333132313232233133313233313113313131113   >>      C31232233133313221211113313331333132313232233133313233313113313131112   >>