Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) COc1nc(C)nc(C)c1Oc1ccc(Cl)cc1Cl
(b) COc1ccc(OC)c(S(=O)(=O)Nc2cc3c4c(c2)CC(=O)N4CCC3)c1
(c) [Cl-].c1ccc(CC[C@@H]2CC[C@@H](CCc3ccccc3)N2)cc1
(d) O=C(c1ccc(S(=O)(=O)Nc2ccccc2F)cc1)N1CCCCCC1
(e) O=C(O)c1ccc(Sc2nnnn2-c2ccccc2)c([N+](=O)[O-])c1
Answer: c
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}