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. S=c1[nH]nc(-c2ccco2)n1/N=C/c1ccccc1
b. COc1cc(OC)c(C(=O)OCC(=O)Nc2c(C)n(C)n(-c3ccccc3)c2=O)cc1OC
c. N#CCC(=O)Nc1ccc(C(=O)OCC(=O)C23CC4CC(CC(C4)C2)C3)cc1
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}