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(CN(c1ccccn1)S(=O)(=O)c1ccc(F)cc1)Nc1ccc(F)cc1F
b: CCN(CC(=O)NCc1ccc(F)cc1)C(=O)CCNS(=O)(=O)c1cccc(C)c1
c: Cc1ccc(NC(=S)NC2CCN(Cc3ccccc3)CC2)cc1
d: c1ccc(-c2noc(C3CCC3)n2)nc1
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}