C3132121111133313233121111331333133313331333133313331333133313331311113233221   >>    C313212111113331323312111133133313331333133313331333133313331333131111323322   <<    C3132121111133313233121111331333133313331333133313331333133313331311113233223   >>      C3132121111133313233121111331333133313331333133313331333133313331311113233222   >>