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 other words.
Options:
a: CC1NC(=O)N(C)C2NC(=O)N(C)C(c3ccccc3)C12
b: COC(=O)C(Cc1ccccc1)N1CCS(=O)(=O)CC1
c: CCCCCCCCN1[C@@H](CC(C)=O)c2cc(C(F)(F)F)ccc2S1(=O)=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}