A couple of options you could try are:
- using dawn soap and water. Leave to dry and then use a suede brush to brush out.
- using corn starch to soak up the oil. Leave overnight and then use suede brush to brush out.
- using dawn soap and water. Leave to dry and then use a suede brush to brush out.
- using corn starch to soak up the oil. Leave overnight and then use suede brush to brush out.