Need conversion from new stump shade to old

[labwoman]

I have the old stump shade guide but a doctor sent me a stump shade from the new one can anyone give me give me Teheran conversion. I know that the tab numbers are not the same.
Thanks

 

[Gdentallab]

st1 nd3
st2 nd4
st3 nd5
st4 nd7
st5 nd8
st6 nd6
st7 nd5
st8 nd7
st9 nd2