C31232233133313221211113313331333132313331323231323132322233121   >>    C3123223313331322121111331333133313231333132323132313232223312   <<    C31232233133313221211113313331333132313331323231323132322233123   >>      C31232233133313221211113313331333132313331323231323132322233122   >>