C313331311233133313112331333132313331323132322331333131323131211   >>    C31333131123313331311233133313231333132313232233133313132313121   <<    C313331311233133313112331333132313331323132322331333131323131213   >>      C313331311233133313112331333132313331323132322331333131323131212   >>