Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: Cc1ccccc1NC(=O)c1cccnc1
b: FC(F)(F)c1nnc2ccc(Cl)nn12
c: COc1ccc(CCn2c(NN)nc3c2c(=O)[nH]c(=O)n3C)cc1
d: O=C1C[C@@H](c2ccccc2)Oc2cc(O)cc(O)c21
Answer: a, b, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_inhib%}
Answer: {%multiple_choice_result}