C3132121111133313233121111331333133313331333133313331333133313331311213332221   >>    C313212111113331323312111133133313331333133313331333133313331333131121333222   <<    C3132121111133313233121111331333133313331333133313331333133313331311213332223   >>      C3132121111133313233121111331333133313331333133313331333133313331311213332222   >>