Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) O=C(CN(CCc1ccccc1)S(=O)(=O)c1ccc(Br)cc1)N/N=C/c1ccccc1C(=O)O
b) CCn1ncc2c1C(=O)NC1c3ccccc3C(=O)N21
c) COc1ccc(S(=O)(=O)N2CCN(CC(=O)Nc3ccc(F)c(F)c3)CC2)cc1
Answer: 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}