Complex sentence: This led to a further decline in his output around 1762, however, he was still capable of composing music of highest quality, and continued to write until his death on the evening of 25 June 1767.
Split into simpler sentences: This led to a further decline in his output around 1762. However, he still composed some music of the highest quality, and continued to write until his death on the evening of 25 June 1767.