C3132121111133313233121111331333133313331333133313331331121111331323223313111   >>    C313212111113331323312111133133313331333133313331333133112111133132322331311   <<    C3132121111133313233121111331333133313331333133313331331121111331323223313113   >>      C3132121111133313233121111331333133313331333133313331331121111331323223313112   >>