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 COc1ccccc1C(=O)n1nc(-c2cccnc2)nc1N
b CC1(C)CC(NC(=O)c2ccc(Cl)c(S(=O)(=O)N(Cc3ccccc3)c3ccccc3)c2)CC(C)(C)N1
c COc1ccc(/C=N/NC(=O)c2cccc([N+](=O)[O-])c2)cc1OC(=O)c1ccc(C)cc1
d O=C(NCc1cccc(F)c1)C1CCC(=O)N(C2CC2)C1
Answer: a, 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}