C111113331333132322331333133313331333132313121111331211331322233111   >>    C11111333133313232233133313331333133313231312111133121133132223311   <<    C111113331333132322331333133313331333132313121111331211331322233113   >>      C111113331333132322331333133313331333132313121111331211331322233112   >>