22 11:56:12 tomdlux [ ~ ]
$ p522 -E 'say for split /\D+/, "MD:Z:4C3C7C0T2^T9C44"'                   

4
3
7
0
2
9
44
23 11:56:19 tomdlux [ ~ ]
$ p522 -E 'say for grep {length $_} split /\D+/, "MD:Z:4C3C7C0T2^T9C44"'  
4
3
7
0
2
9
44