C313331311233133313112331333132313331323132322331323133313113311   >>    C31333131123313331311233133313231333132313232233132313331311331   <<    C313331311233133313112331333132313331323132322331323133313113313   >>      C313331311233133313112331333132313331323132322331323133313113312   >>