@SequenceStyle(Type.GENERATED_FIXED_WITH_OPTIONAL_TAIL)
    public static List<SequenceG1a1> getSequenceG1a1List(final SwiftTagListBlock parentSequence) {
        if (parentSequence != null) {
            final List<SwiftTagListBlock> blocks = parentSequence.getSubBlocksDelimitedWithOptionalTail(SequenceG1a1.START, SequenceG1a1.END, SequenceG1a1.TAIL);
            if (blocks != null && !blocks.isEmpty()) {