C3123223313331322121111331333133313231333133313331333133313121111331323222221   >>    C312322331333132212111133133313331323133313331333133313331312111133132322222   <<    C3123223313331322121111331333133313231333133313331333133313121111331323222223   >>      C3123223313331322121111331333133313231333133313331333133313121111331323222222   >>