Hint
The "splitting" of one carbon signal might be helpful.
Hint
If available, starting with the HSQC is always a good idea.
Hint
It might sound a little bit boring: if available, start with the HSQC.
Hint
You should have heared the words "chirality" and "diastereotopic" in advance.
Hint
You should have heared the words "chirality" and "diastereotopic" in advance.