C111113331333132322331333133313331333132313121111332233112323131   >>    C11111333133313232233133313331333133313231312111133223311232313   <<    C111113331333132322331333133313331333132313121111332233112323133   >>      C111113331333132322331333133313331333132313121111332233112323132   >>