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=C1S/C(=C/c2ccccc2)C(=O)N1CC(O)Cn1c2ccccc2c2ccccc21
b. CN(C)c1nc(N)ncc1-c1ccc(Oc2ccccc2)cc1
c. NC1=NC(=O)/C(=C/c2cccc(-c3ccc(S(N)(=O)=O)cc3)c2)S1
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}