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 other words.
Options:
a: O=C(NC1CCCCCCC1)c1ccc(Br)o1
b: CCNc1nc(SCCOc2ccc(C)cc2)nc(N(C)C)n1
c: CCCCCN(C(=O)NC(=O)Nc1ccccc1C)S(C)(=O)=O
d: COc1ccccc1NC(=O)CSc1nnc(CC(=O)Nc2cccc(C(F)(F)F)c2)n1C
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}