C31232233133313221211113313331333132313331121133132313231323331323132323231   >>    C3123223313331322121111331333133313231333112113313231323132333132313232323   <<    C31232233133313221211113313331333132313331121133132313231323331323132323233   >>      C31232233133313221211113313331333132313331121133132313231323331323132323232   >>