Need function to extract specific text/numbers from n number of text strings

Hi Team,

I need your help on the excel function to extract specific text from below given text string.

I have below data in A column

Cross Connection - Xconnect 2 SEL(LGC) CX002453 [Project WR-RITM1391990]
Downgrade Power to 2KVA, (Sangam DC) (SE1) RTTG 208 V (NGN-CoreWAN B) SEL(LGC) CR00074569 -- TR PO 2005662


I need the below data from the above given text string where it starts from "SEL".

SEL(LGC) CX002453
SEL(LGC) CR00074569

Kindly check and help me on this

Maybe this will work where your data is in C2 in this instance

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Administrative Note:

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This may solve:

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In B1:

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next cell, C1:

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Using "SEL(" if it always be, for neater solution.

Copy all down

Please try this for upto 3 SEL

="SEL"&TRIM(LEFT(SUBSTITUTE(TRIM(MID(SUBSTITUTE(A2,"SEL",REPT(" ",100)),{1,2,3}*100,100))," ",REPT(" ",100),2),100))

Add more number in Blue if need.