Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) CN1/C(=C\C=N\NC(=O)c2ccccc2Br)C(C)(C)c2ccccc21
b) C=CCc1ccccc1OCCn1ccnc1
c) O=C(Cc1nc2ccccc2[nH]1)c1cccc([N+](=O)[O-])c1
d) COC(=O)NCCOc1cc(C)ccc1C
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}