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 additional words.
Options:
a) O=C(NC(=S)Nc1ccc2cn[nH]c2c1)c1ccccc1
b) CNC(=O)C12N=CNN=C1N(C)C(=O)N2C
c) COC(=O)Oc1c(Br)c(=O)oc2ccccc12
d) COc1ccccc1CN1C(=O)c2ccncc2C1=O
Answer: a, b, 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}