C31232233133313221211113313331333132313232233133313231231323131   >>    C3123223313331322121111331333133313231323223313331323123132313   <<    C31232233133313221211113313331333132313232233133313231231323133   >>      C31232233133313221211113313331333132313232233133313231231323132   >>