Getting number in string and text after number(Challenge)

Hi,

I have varchar2 column which contain customer address in format

address space house_number space house extension

address=alphabatic chracters

house number =numeric

house extension =alphabatic chracters+number or null

I have to get these values and store in seperate fields and house_number is null or house_extension is null return nothing.

I have tried everything but failed.

example is

Förenta Staterna 7 X1

thanks,

7Z