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, or c without using any additional words.
Options:
(a) O=C(NCCOc1ccc(F)cc1)C1CCC(=O)N(CCc2ccccn2)C1
(b) COc1ccc(N2CCN(C(=O)CCS(=O)(=O)c3ccc4c(c3)NC(=O)C(C)S4)CC2)cc1
(c) CCCn1nc(C(=O)Nc2ccc(S(=O)(=O)Nc3ncccn3)cc2)c2ccccc2c1=O
Answer: a, b, 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}