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 other words.
Options:
a. CCN1C(C(=O)Nc2cc(C)on2)=C(O)c2ccccc2S1(=O)=O
b. CCn1cc(C(=O)NCc2ccccc2F)c(=O)c2ccc(C)nc21
c. COc1ccc(CNC(=O)CC2C(=O)NCCN2CC(C)(C)C)c(OC)c1
d. O=C(Cn1cc([N+](=O)[O-])ccc1=O)Nc1ccc2c(c1)OCO2
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}