C31232233133313221211113313331333132313331323231323132332313131   >>    C3123223313331322121111331333133313231333132323132313233231313   <<    C31232233133313221211113313331333132313331323231323132332313133   >>      C31232233133313221211113313331333132313331323231323132332313132   >>