C3132121111133313233121111331333133313331333133313331333133313311232313233111   >>    C313212111113331323312111133133313331333133313331333133313331331123231323311   <<    C3132121111133313233121111331333133313331333133313331333133313311232313233113   >>      C3132121111133313233121111331333133313331333133313331333133313311232313233112   >>