Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=c1cc(O)c(-c2ccc(Cl)c(Cl)c2)c(Cl)[nH]1
b. Cn1c2ccccc2c(=O)c2cc(C#Cc3ccc(N)cc3)ccc21
c. CCCc1nc(S(=O)(=O)Cc2ccc(Cl)cc2Cl)n[nH]1
Answer: a, b, c
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}