He then had a short-lived career in the mercantile business, and afterward he studied law.
After the mercantile business, he studied law. He then had a short-lived career in the mercantile business.
He then had a short-lived career in the mercantile business. After the mercantile business, he studied law.
He then had a short-lived career in the mercantile business. After the mercantile business, he studied law.