C3132121111133313233121111331333133313331333133313331333133313321133131   >>    C313212111113331323312111133133313331333133313331333133313331332113313   <<    C3132121111133313233121111331333133313331333133313331333133313321133133   >>      C3132121111133313233121111331333133313331333133313331333133313321133132   >>