The chemical with the SMILES CCSc1sc(CC)cc1C(=O)O is not an inhibitor of the EPH receptor A4.
The {#molecule|compound|chemical|molecular species|chemical compound!} with the {SMILES__description} {#representation of |!}{SMILES#} is {MUV-689#not &NULL}{MUV-689__names__noun}.
CCSc1sc(CC)cc1C(=O)O
CCSc1sc(CC)cc1C(=O)O
5-ethyl-2-ethylsulfanylthiophene-3-carboxylic acid