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.) O=C(Oc1ccc(/C=N/n2cnnc2)cc1)c1cccc([N+](=O)[O-])c1
b.) CCC(=O)Nc1cccc(-c2cc3ccccc3oc2=O)c1
c.) CCCCn1c(SCC(=O)N2CCC(C)CC2)nc2ccsc2c1=O
d.) COc1nc(-c2ccccc2)ncc1S(=O)(=O)c1ccccc1
Answer: a, b, 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}