How to extract data by regular expression in the middle (merged text)?

Question

Regular Expressions

How to extract bold with a regular expression?

1. RPF57819er -1 pc
2. ikrt1824EJK -6 pcs
3. FK5853 -5 pcs
...
25. 1.3478952.1243RF -5

pcs

Answer 1

here is another option
https://regex101.com/r/k7ERJG/1

Answer 2

^\d+\.(.*?)-\d\s+шт