C313331311233133313112331333132313331323132322331333132233323131   >>    C31333131123313331311233133313231333132313232233133313223332313   <<    C313331311233133313112331333132313331323132322331333132233323133   >>      C313331311233133313112331333132313331323132322331333132233323132   >>