C31232233133313221211113313331333132313331333133313331333133313232233133323331   >>    C3123223313331322121111331333133313231333133313331333133313331323223313332333   <<    C31232233133313221211113313331333132313331333133313331333133313232233133323333   >>      C31232233133313221211113313331333132313331333133313331333133313232233133323332   >>