private static WC6[] GetWC6DB(ReadOnlySpan <byte> wc6bin, ReadOnlySpan <byte> wc6full) => WC6Full.GetArray(wc6full, wc6bin);
private static WC6[] GetWC6DB(byte[] wc6bin, byte[] wc6full) => WC6Full.GetArray(wc6full, wc6bin);