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. Cc1nn(-c2ccccc2)c2c1cc1c(=O)n(C)c(=O)nc-1n2-c1ccccc1F
b. COc1ccccc1OCc1csc(N)n1
c. Cc1ccc(CC(=O)NCc2ccc(F)cc2)cc1
d. COC(=O)c1cc(S(=O)(=O)Nc2ccc(C)c(F)c2)c[nH]1
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}