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 or b without using any other words.
Options:
[a] O=C(C1Cc2ccccc2CN1S(=O)(=O)c1ccc(F)cc1)N1CCCCCC1
[b] CCCOc1ccc(-c2c(C(=O)N/N=C/c3ccc(OC)cc3)nnn2-c2nonc2N)cc1
Answer: a, b
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}