Data is in B4:B500, something like this :
12345678/001-name1
text1
22558877/089-name2
33445588/012-name3
text2
text3
11992288/004-name3
Result should be consecutive in Column C
12345678/001
22558877/089
33445588/012
11992288/004
If possible without help column (I have too many already)
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