C111113331333132322331333133313331323133313231333133313121111113331   >>    C11111333133313232233133313331333132313331323133313331312111111333   <<    C111113331333132322331333133313331323133313231333133313121111113333   >>      C111113331333132322331333133313331323133313231333133313121111113332   >>